Citations with the tag: LOG-linear models

Results 1 - 50

• ERRATUM TO: "PIECEWISE LOGLINEAR ESTIMATION OF EFFICIENT PRODUCTION SURFACES"
  Banker, Rajiv D.; Mindiratta, Ajay // Management Science; Mar86, Vol. 32 Issue 3, p385 

  This article presents corrections to the article "Piecewise Loglinear Estimation of Efficient Production Surfaces," by Rajiv D. Banker and Ajay Maindiratta, published in a previous issue of the journal "Management Science."

• An iterative fitting algorithm.
  Liu, Richard // Education; Summer94, Vol. 114 Issue 4, p562 

  Discusses the completion of an contingency table presented by J.H. Muller and his associates in 1970, with emphasis on the iteration process to generate expected cell frequencies for log-linear models.

• Time-consistent linear taxation and redistribution in an overlapping-generations framework.
  Michel, Philippe; Paul, Thierry // Oxford Economic Papers; Apr2002, Vol. 54 Issue 2, p247 

  Examines the time-consistent labor and capital income linear taxation using an infinite-horizon overlapping-generations model of a small open economy. Introduction of borrowing restrictions in the economy; Characterization of the time-consistent solution; Application of a log-linear utility...

• LIBOR and swap market models and measures.
  Jamshidian, Farshid // Finance & Stochastics; Sep97, Vol. 1 Issue 4, p293 

  Focuses on the approaches to lognormal model 'LIBOR' and swap derivatives by arbitrage. Identification of the payoff homogeneity and measurability conditions; Insights of the locally arbitrage-free price system; Derivation of stochastic differential equations.

• The two freedoms, economic growth and development: An empirical study.
  Wenbo Wu; Davis, Otto A. // Public Choice; Jul99, Vol. 100 Issue 1/2, p39 

  Examines application of log linear methods to categorical data containing economic freedom, political freedom, the level of income and the rate of economic growth. Relationship between political freedom and the level of income; Fundamental effects of economic freedom in fostering economic...

• A NOTE ON THE USE (AND MISUSE) OF LOG-LINEAR APPROXIMATIONS IN ECONOMICS.
  Hirschhorn, Eric // American Economist; Spring86, Vol. 30 Issue 1 

  Focuses on the use of log-linear approximations for economics analysis. Labor supply function; Coefficients of nominal interest and expected inflation rates; Process of elasticity expansion.

• Effects on Misspecifications of Log-Linear Functions When Sample Values are Zero or Negative.
  Johnson, S.R.; Rausser, Gordon C. // American Journal of Agricultural Economics; Feb71, Vol. 53 Issue 1, p120 

  Discusses the effects of misspecifications of log-linear functions when sample values are zero or negative. Three types of modifications or misspecifications of the sample data to permit estimation functions; Alternative specification for zero-value samples; Conclusion.

• Monte Carlo conditional inference for log-linear and logistic models: a survey of current methodology.
  Caffo, B S; Booth, J G // Statistical Methods in Medical Research; Mar2003, Vol. 12 Issue 2, p109 

  Nuisance parameters are parameters that are not of immediate interest to the experimenter. For log-linear and logistic models the null distribution of (most) statistics of interest depends on such parameters. Traditionally, nuisance parameters were eliminated by performing inference with respect...

• Classical and technological convergence: beyond the Solow-Swan growth model.
  Dowrick, Steve; Rogers, Mark // Oxford Economic Papers; Jul2002, Vol. 54 Issue 3, p369 

  Focuses on the use of a log-linear approximation to the Swan-Solow Growth model to specify regression in convergence. Endogenization of the growth of technology by technology catch-up literature; Role of capital stock data in the over-identification of Mankiw model; Estimation of the separate...

• A System of Demand Equations for Austria.
  B�hm, B.; Rieder, R.; Tintner, G. // Empirical Economics; 1980, Vol. 5 Issue 2, p129 

  This paper presents results of parameter estimations of a small system of demand equations for Austria. The functional form of the equations follows the log-linear specification well known as the "Rotterdam"-System. Using annual data from 1954 to 1977 we estimate the absolute price version for a...

• A Dynamic Disaggregated Model of Finnish Imports of Goods.
  Aurikko, Esko // Empirical Economics; 1985, Vol. 10 Issue 2, p103 

  The purpose of this paper is to test and estimate dynamic aggregated and disaggregated models of import demand with quarterly Finnish data. The main conclusions are that the log-linear functional form is preferable to the linear form and that there is empirical support in favor of estimation of...

• EFFECTS OF MISSPECIFICATIONS OF LOG-LINEAR FUNCTIONS WHEN SAMPLE VALUES ARE ZERO OR NEGATIVE: REPLY.
  Johnson, S. R.; Rausser, Gordon C. // American Journal of Agricultural Economics; Nov71, Vol. 53 Issue 4, p673 

  Presents a response to comments made by Burt on a study which evaluated the effects of misspecifications of log-linear functions when sample values are zero or negative. Differences between equations; Criticisms on the approaches regarding elasticities; Discontinuities of the log-linear...

• ROBBERY VICTIMIZATION IN THE U.S.: AN ANALYSIS OF A NONRANDOM EVENT.
  Cohen, Lawrence E.; Cantor, David; Kluegel, James R. // Social Science Quarterly (University of Texas Press); Dec1981, Vol. 62 Issue 4, p644 

  This study examines the combined effects of sociodemographic and lifestyle characteristics on the risk of noncommercial robbery victimization. Employing log-linear models for analysis of the National Crime Survey victimization data, the independent and joint effects of age, race, income, number...

• LEARNING FROM PRODUCTIVITY LEARNING CURVES.
  Blancett, Robert S. // Research Technology Management; May/Jun2002, Vol. 45 Issue 3, p54 

  Focuses on a log-linear model used by USG Corp. to analyze productivity performance. Background of the company; Log-linear relationship between worker productivity and accumulated experience; Analysis of production records for technology platform lines. INSET: About USG.

• Access to homeownership among immigrant groups in Canada.
  Ray, Brian K.; Moore, Eric // Canadian Review of Sociology & Anthropology; Feb91, Vol. 28 Issue 1, p1 

  In recent years interest has grown in the post-arrival experiences of immigrants in North American society. In this paper we argue that housing, and more specifically tenure, is an important, though largely neglected, issue with respect to immigrant life in Canadian society. Using data from the...

• Resource Productivity in Indian Agriculture.
  Herdt, Robert W. // American Journal of Agricultural Economics; Aug71, Vol. 53 Issue 3, p517 

  Discusses a study which reported estimates of the aggregate production function for India's agricultural sector and compared these with the Hayami meta-production function estimates. Definition of the variables in agricultural production used in the study; Analysis of log-linear production...

• An Approximate Median Polish Algorithm for Large Multidimensional Data Sets.
  Barbar�, Daniel; Xintao Wu // Knowledge & Information Systems; Nov2003, Vol. 5 Issue 4, p416 

  Exploratory data analysis is a widely used technique to determine which factors have the most influence on data values in a multi-way table, or which cells in the table can be considered anomalous with respect to the other cells. In particular, median polish is a simple yet robust method to...

• ITEM CHARACTERISTICS ANALYSIS OF ATTITUDES TOWARDS SMOKING SCALE BY LOG-LINEAR MODELS AND T TEST.
  Kelecioglu, H�lya // Social Behavior & Personality: An International Journal; 2006, Vol. 34 Issue 7, p853 

  A Likert-type scale was used in analysis of the Attitudes Towards Smoking Scale (Tezbasaran & Kelecioglu, 2004) of item characteristics investigated by hierarchical log-linear models and t test. Differential item functioning according to gender and item discriminations was determined by using...

• Mid--Day Meal Scheme and Growth of Primary Education: A Case Study of District Anantnag in Jammu and Kashmir.
  Hamid, Yawar; Hamid, Asmat // Bangladesh e-Journal of Sociology; Jan2012, Vol. 9 Issue 1, p80 

  The study attempts to assess the impact of MDMS on attendance, enrolment, drop-out rates, of children in primary schools of district Anantnag in Jammu and Kashmir. To gather information regarding the impact of the scheme, 100 students, 50 parents, 20 teachers and 20 government officials were...

• Chancengleichheit und Segregation: Ein Vorschlag zur Messung ungleicher Chancenstrukturen und ihrer zeitlichen Entwicklung.
  Handl, Johann // Zeitschrift f�r Soziologie; okt1984, Vol. 13 Issue 4, p328 

  This paper discusses the most important methods used to date in empirical research to measure changes over time in opportunity structures and amount of segregation between two competing groups. All of these measures have major deficiencies. A new method of decomposing variation in the...

• A Linear Non-Gaussian Acyclic Model for Causal Discovery.
  Shimizu, Shohei; Hoyer, Patrik O.; Hyv�rinen, Aapo; Kerminen, Antti; Jordan, Michael // Journal of Machine Learning Research; 10/1/2006, Vol. 7 Issue 10, p2003 

  In recent years, several methods have been proposed for the discovery of causal structure from non-experimental data. Such methods make various assumptions on the data generating process to facilitate its identification from purely observational data. Continuing this line of research, we show...

• Geometric representation of association between categories.
  Heiser, Willem // Psychometrika; Dec2004, Vol. 69 Issue 4, p513 

  Categories can be counted, rated, or ranked, but they cannot be measured. Likewise, persons or individuals can be counted, rated, or ranked, but they cannot be measured either. Nevertheless, psychology has realized early on that it can take an indirect road to measurement: What can be measured...

• Compositional analysis of overdispersed counts using generalized estimating equations.
  Warton, David I.; Guttorp, Peter // Environmental & Ecological Statistics; Sep2011, Vol. 18 Issue 3, p427 

  Multivariate abundance data are commonly collected in ecology, and used to explore questions of 'community composition'-how relative abundance of different taxa changes with environmental conditions. In this paper, we propose a log-linear marginal modeling approach for analyzing such...

• A Latent Class Analysis of Tolerance for Nonconformity in the American Public.
  McCutcheon, Allan L. // Public Opinion Quarterly; Winter85, Vol. 49 Issue 4, p474 

  Latent class analysis is used to examine the proposition that political ideology plays a role in the public's tolerance for nonconformity. Results from an analysis of a representative sample of adult Americans indicate that political tolerance is neither a simple dichotomy (i.e., tolerant vs....

• MEHR CHANCENGLEICHHEIT IM BILDUNGSSYSTEM.
  McCutcheon, Allan L. // K�lner Zeitschrift f�r Soziologie & Sozialpsychologie; 1985, Vol. 37 Issue 4, p698 

  This article presents a discussion of inequality of educational opportunities in the Federal Republic of Germany. Up to now only simple statistical measures, especially percentages and percentage differences, have been used. In this article it is argued that these measures show severe...

• MEINUNGSBEFRAGUNG UND MEINUNGSMACHE.
  McCutcheon, Allan L. // K�lner Zeitschrift f�r Soziologie & Sozialpsychologie; 1985, Vol. 37 Issue 4, p768 

  In the discussion of inequality of educational opportunities in the Federal Republic of Germany up to now only simple statistical measures, especially percentages and percentage differences, have been used. In this article it is argued that these measures show severe deficiencies, because they...

• Socio-Demographic and Leisure Activity Determinants of Physical Activity of Working Warsaw Residents Aged 60 to 69 Years.
  Biernat, Elżbieta; Tomaszewski, Paweł // Journal of Human Kinetics; Dec2011, Vol. 30, p173 

  The purpose of the study was to assess factors determining physical activity in persons at the age of 60-69 years in an urban area. The study included 262 working residents of Warsaw at the initial period of old age. The study utilized a questionnaire consisting of two parts. The first part...

• Validity of Methods for Model Selection, Weighting for Model Uncertainty, and Small Sample Adjustment in Capture-Recapture Estimation.
  Hook, Emest B.; Regal, Ronald R. // American Journal of Epidemiology; 1997, Vol. 145 Issue 12, p1138 

  In log-linear capture-recapture approaches to population size, the method of model selection may have a major effect upon the estimate. In addition, the estimate may also be very sensitive if certain cells are null or very sparse, even with the use of multiple sources. The authors evaluated 1)...

• Log-Linear Modeling and Analysis of the Factors, Affecting the Contraceptive Use in Pakistan.
  Saleem, Azhar; Pasha, G. R. // European Journal of Scientific Research; Jul2008, Vol. 21 Issue 1, p120 

  A number of log-linear models were worked out to examine the factors affecting the contraceptive use in Pakistan by using the data from Pakistan Reproductive Health and Family Planning Survey 2000. Partial and marginal association tests and standardized values of the model's parameter estimates...

• Assessing homogeneous regions relative to drought class transitions using an ANOVA-like inference. Application to Alentejo, Portugal.
  Moreira, Elsa; Mexia, João; Pereira, Luís // Stochastic Environmental Research & Risk Assessment; Jan2013, Vol. 27 Issue 1, p183 

  In the present study, an ANOVA-like inference technique is used aiming at to assess if Alentejo, southern Portugal, could be considered a homogeneous region for drought management purposes. First, Alentejo was divided into four sub-regions according to latitude (north and south), and longitude...

• Long-Run Relationship between Agricultural Crop Prices and Supply Response in Benue State, Nigeria : 1990-2010.
  Abu, G. A.; Abachi, P. T.; Oloja-Ojabo, E. D. // European Journal of Social Sciences; Oct2011, Vol. 24 Issue 4, p565 

  This research dealt with the question of how responsive Farmers' agricultural crop supply was to changes in agricultural crop prices. Adopting a supply response function, a loglinear model was regressed employing secondary data on agricultural crop output, agricultural crop prices, cropped area,...

• Are seasonal lakes as productive as permanent lakes? A case study from Ireland.
  Cunha Pereira, Helder; Allott, Norman; Coxon, Catherine // Canadian Journal of Fisheries & Aquatic Sciences; Aug2010, Vol. 67 Issue 8, p1291 

  This paper compares, for the first time, nutrient levels and chlorophyll a measured in a set of seasonal lakes with those reported for permanent lakes in the literature. Twenty-two turloughs (karstic seasonal lakes) in western Ireland were sampled monthly from the onset of flooding (October)...

• High-Risk Occupations for Breast Cancer in the Swedish Female Working Population.
  Poll�n, Marina; Gustavsson, Per // American Journal of Public Health; Jun99, Vol. 89 Issue 6, p875 

  Objectives. The purpose of this study was to estimate, for the period 1971 through 1989, occupation-specific risks of breast cancer among Swedish women employed in 1970. Methods. Age-period standardized incidence ratios were computed. Log-linear Poisson models were fitted, with geographical area...

• FINANCIAL CRISES, LIBERALIZATION, AND GOVERNMENT SIZE.
  Kam Hon Chu // CATO Journal; Winter2007, Vol. 27 Issue 1, p37 

  The article presents a study on the associations among financial crises, liberalization and government size. The author used contingency table analysis and log-linear models to examine the relationship between financial deregulation, government size and financial crisis during the past three...

• Negative binomial loglinear mixed models.
  Booth, James G.; Casella, George; Friedl, Herwig; Hobert, James P. // Statistical Modelling: An International Journal; 2003, Vol. 3 Issue 3, p179 

  The Poisson loglinear model is a common choice for explaining variability in counts. However, in many practical circumstances the restriction that the mean and variance are equal is not realistic. Overdispersion with respect to the Poisson distribution can be modeled explicitly by integrating...

• Generalized log-linear models with random effects, with application to smoothing contingency tables.
  Coull, Brent A; Agresti, Alan // Statistical Modelling: An International Journal; 2003, Vol. 3 Issue 4, p251 

  We define a class of generalized log-linear models with random effects. For a vector of Poisson or multinomial means � and matrices of constants C and A, the model has the form C log A� = X� + Zu, where � are fixed effects and u are random effects. The model contains most standard models...

• Population estimation using the multiple system estimator in the presence of continuous covariates.
  Zwane, Eugene; van der Heijden, Peter // Statistical Modelling: An International Journal; 2005, Vol. 5 Issue 1, p39 

  In the presence of continuous covariates, standard capture�recapture methods assume either that the registrations operate independently at the individual level or that the covariates can be stratified and log-linear models fitted, permitting the modelling of dependence between data sources....

• Multinomial-Poisson models subject to inequality constraints.
  Cazzaro, Manuela; Colombi, Roberto // Statistical Modelling: An International Journal; 2009, Vol. 9 Issue 3, p215 

  Lang's Multinomial-Poisson Homogeneous (MPH) models and Homogeneous Linear Predictor (HLP) Multinomial-Poisson models include as special cases many models for contingency table analysis that have been introduced in the effort to overcome well-known limitations of the log-linear models. Here the...

• Log-linear Techniques for the Analysis of Categorical Data: A Demonstration With the Myers-Briggs Type Indicator.
  Salter, Daniel W. // Measurement & Evaluation in Counseling & Development (American C; Jul2003, Vol. 36 Issue 2, p106 

  Log-linear analysis (LLA) techniques for categorical variables are demonstrated and evaluated using data from the Myers-Briggs Type Indicator. Symmetrical LLA and asymmetrical LLA address questions of association and inference, respectively. Configural frequency analysis is examined as a...

• A comparison between the log-linear and the parameterized expectations methods.
  Bara�ano, Ilaski; Iza, Amaia; V�zquez, Jes�s // Spanish Economic Review; 2002, Vol. 4 Issue 1, p41 

  This paper compares the performance of a log-linear method and a parameterized expectations method in solving a dynamic general equilibrium endogenous growth model with human capital. Quantitative evaluation based on second moment statistics shows that the results provided by the two numerical...

• Testing Linear and Log-Linear Regressions for Functional Form.
  Godfrey, L. G.; Wickens, M. R. // Review of Economic Studies; Jul81, Vol. 48 Issue 153, p487 

  The article focuses on linear and log-linear regressions for functional form. It is often a problem to know what functional form to choose when specifying an econometric model since economic theory does not usually provide a very precise guide. The choice of functional form may, however, have...

• The Intertemporal Substitution Model of Labour Market Fluctuations: An Empirical Analysis.
  Altonji, Joseph G. // Review of Economic Studies; 1982 Special Issue, Vol. 49 Issue 159, p783 

  The paper uses two approaches to study whether aggregate fluctuations in employment and unemployment may be explained within a market clearing framework as intertemporal substitution in labour supply. First, log-linear equations for labour supply and unemployment are estimated using a...

• Maximum Likelihood Inference for Log-linear Models Subject to Constraints of Double Monotone Dependence.
  Cazzaro, Manuela; Colombi, Roberto // Statistical Methods & Applications; 2006, Vol. 15 Issue 2, p177 

  To model an hypothesis of double monotone dependence between two ordinal categorical variables A and B usually a set of symmetric odds ratios defined on the joint probability function is subject to linear inequality constraints. Conversely in this paper two sets of asymmetric odds ratios...

• Causal concepts in chemical vernaculars.
  Harr�, Rom // Foundations of Chemistry; Jul2010, Vol. 12 Issue 2, p101 

  Though causality seems to have a natural place in chemical thought, the analysis of the underlying causal concepts requires attention to two different research styles. In Part One I attempt a classification and critical analysis of several philosophical accounts of causal concepts which appear...

• Vertical Clinging and Leaping Revisited: Locomotion and Habitat Use in the Western Tarsier, Tarsius bancanus Explored Via Loglinear Modeling.
  Crompton, Robin Huw; Blanchard, Mary L.; Coward, Sam; Alexander, R. McNeill; Thorpe, Susannah K. // International Journal of Primatology; Dec2010, Vol. 31 Issue 6, p958 

  Napier and Walker's () locomotor category of vertical clinging and leaping (VC&L) is one of the most familiar in primatology, and tarsiers are probably the most morphologically specialized of its membership. However, the link between vertical clinging and leaping remains unelucidated. We attempt...

• Mitochondrial genomic divergence in coelacanths ( Latimeria): slow rate of evolution or recent speciation?
  Sudarto; Lalu, Xandramaya C.; Kosen, Janny D.; Tjakrawidjaja, Agus H.; Kusumah, Ruby Vidia; Sadhotomo, Bambang; Kadarusman; Pouyaud, Laurent; Slembrouck, Jacques; Paradis, Emmanuel // Marine Biology; Oct2010, Vol. 157 Issue 10, p2253 

  Dating the divergence between the two known living species of coelacanths has remained a difficult issue because of the very ancient origin of this lineage of fish, which is more closely related to tetrapods than to other fishes. We sequenced the complete mitochondrial genome of a recently...

• Price Stability in Open Economies.
  Benigno, Gianluca; Benigno, Pierpaolo // Review of Economic Studies; Oct2003, Vol. 70 Issue 245, p743 

  This paper studies the theoretical conditions under which price stability is the optimal policy in a two-country open-economy model with imperfect competition and price stickiness. Special conditions on the levels of country-specific distortionary taxation and the intratemporal and intertemporal...

• COMMODITY PRICE STABILIZATION: THE MASSELL MODEL AND MULTIPLICATIVE DISTURBANCES.
  Gilbert, Christopher L. // Quarterly Journal of Economics; Aug86, Vol. 101 Issue 3, p635 

  This article analyzes the source of the difference in the distribution of welfare gains between those obtained for the linear additive model and for the loglinear multiplicative model for commodity price stabilization. The deficiency of the analytical method that considered the dependence of...

• MALARIA AND CHILD SURVIVAL IN NIGERIA: BEYOND THE STETHOSCOPE.
  Ojikutu, Rasheed Kola // International Journal of Academic Research; Mar2010, Vol. 2 Issue 2, p21 

  This study examines child survival in Nigeria, particularly as it relates to malaria, while looking beyond the provisions of public health facilities. The study population includes all parents who are sixteen years and above with the condition that the respondent must have at least one child. A...

• Sickness absence associated with shared and open-plan offices � a national cross sectional questionnaire survey.
  Pejtersen, Jan H.; Feveile, Helene; Christensen, Karl B.; Burr, Hermann // Scandinavian Journal of Work, Environment & Health; Sep2011, Vol. 37 Issue 5, p376 

  Objective: The aim of this study was to examine whether shared and open-plan offices are associated ith more days ol sickness absence than cellular offices comprising one occupant. Methods The analysis was based on a national survey of Danish inhabitants between 18-59 years of age (response rate...

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