Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 20 for “"Almost Ideal Demand"”.
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Demanda por alimentos na Região Metropolitana de Porto Alegre : uma aplicação do Almost Ideal Demand System
… Sul (UFRGS), em 1995, para estimar um sistema de demanda por alimentos. Implementou-se o Almost Ideal Demand System (AIDs), proposto por Deaton e Muellbauer. Com base nos coeficientes estimados, calcularam-se as elasticidadespreço, preço-cruzadas e renda para dez subgrupos de alimentos.
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The effect of price, advertising, and income on consumer demand: an almost ideal demand system investigation
… of products. This is known as the homogeneity of demand property on which the economic consumer demand theory is built. Rejection of this assumption is indicative of a state of mind called ‘money illusion’. Evidence from applied economics literature suggests that consumers respond asymmetrically …
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A modern econometric approach to estimating theoretically consistent demand systems of retail brands
… investigation of the cake mix and frosting demand system using daily data on sales figures, prices and marketing mix variables. SUR maximum likelihood is used to estimate static and dynamic (error correction) linear almost ideal demand systems. Results compare static and dynamic model …
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Essays on taxation: positive and normative aspects
… of household behavior. The first method is the Almost Ideal Demand System (AIDS) model of Deaton and Muellbauer. The AIDS model assumes linear Engel curves and if this assumption is violated then welfare estimates are biased. The Quadratic Almost Ideal Demand System (QUAIDS) model of Banks, …
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Essays on Semi-parametric Bayesian Econometric Methods
… Chapter 1 applies a semi-parametric method to demand systems, and compares the abilities to recover the true elasticities of different approaches to linearly estimating the widely used Almost Ideal demand model, by either iteration or approximation. Chapter 2 co-authored with Dr. Melvyn Weeks …
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Indices de precios regionales estimados a partir de sistemas de demanda. Argentina 2017-2018
… satisfacción. Para ello, se estima un sistema de demanda completa del tipo QUAIDS (Quadratic Almost Ideal Demand System). Los resultados indican que hay una gran diferencia en el costo de vida entre las distintas regiones de la Argentina y que las mismas son de carácter permanente más que …
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Modelling structural change in the U.S. demand for meat
Recent empirical research on meat demand has debated whether or not the effects of changing meat prices can explain all the observed changes in meat consumption patterns. This thesis provides a framework for modelling and testing for structural change using three commonly used demand system — a …
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Sugar-sweetened beverages in Nigeria: Affordability and expenditure and price elasticities
… Survey, Panel (2013 and 2016) data, using the Almost Ideal Demand System. I applied Deaton's unit value model and used unit values as prices and used the Heckman procedure to correct for selection bias. For CSDs, the own-price elasticities ranged from - 0.8 to -1.8. All income (approximated by …
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U.S. aggregate demand for clothing and shoes, 1929-1994: Effects of changes in price, nondurables expenditures, and demographics
… prices, and demographics on the U.S. aggregate demand for clothing categories and shoes. In particular, this study focused on identifying and parameterizing the effects of such changes. To this purpose, a demand system for two clothing categories, shoes, and other nondurable commodities for the …
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Three Empirical Essays in Public Economics
… sales tax onto online purchases to estimate demand elasticities for online and traditional brick-and-mortar retail shopping. The large elasticities imply that collecting sales taxes from online retailers partially shifts consumption back to brick-and-mortar retailers. The policy effects for …
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Three essays on the demand system
… first essay investigates how scanner data affect demand elasticity estimates and develops methods for scientists to adapt estimated elasticities to analyses of specific policies. We conduct a meta-analysis of U.S. demand elasticities and find evidence that scanner data generate statistically …
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Estimation of tax rate elasticities of durable assets: utility maximizing approach using the AIDS model
… and tools. The analytical model was based on demand theory, and a modified linear approximate Almost Ideal Demand System was used to estimate the elasticities. For the estimation of the long-run elasticities, a partial adjustment model was introduced to the demand system. Data covered 36 …
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Three essays on households' location decisions: analysis of the processes of gentrification and rural-urban migration
… a labor participation model, and households demand and welfare measures are calculated using the Almost Ideal Demand System. The impacts of legalizing drugs are analyzed under different scenarios with different assumptions regarding the changes in drug price, government investment and the …
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The demand, selection, and health impacts of household energy in Pakistan
Globally, almost four million people die prematurely annually due to indoor air pollution (IAP), and millions are facing serious diseases. These adverse health impacts place a great burden on national health budgets, increase medical expenditures, and reduce the overall productivity of the economy. …
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Substitutibilidade entre alimentos proteicos no Brasil: preferências, mudanças no consumo e seus impactos na saúde
… estimar as elasticidades-preço e despesa da demanda dos alimentos considerados fontes de proteínas e analisar as mudanças no consumo desses alimentos nas famílias brasileiras. Para isto foi utilizado o modelo Almost Ideal Demand System (AIDS), desenvolvido por Deaton e Muellbauer (1980). Os …
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Economics in action: three essays
… Bank of Iran, to estimate the structure of demand for goods and services in urban areas of Iran. The estimation procedure assumes a Quadratic Almost Ideal Demand System (QUAIDS) introduced by Banks et al. (1997). It uses the estimated demand system to study the implications of the removal of …
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Transport demand in China : estimation, projection, and policy assessment
… and freight mobility, leading to greater energy demand and environmental impacts. In this dissertation I develop methods to characterize the evolution of passenger transport demand in a rapidly-developing country, in order to support projection and policy assessment. In Essay #1, I study the role …
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ANALYZING THE UNITED STATES IMPORTS OF ORGANIC AND NON-ORGANIC COFFEE AND TEA
… imports is on the raise. This reflects a big demand on this kind of food that need to be met. One vital piece of information is that the US does not produce many organic food products due to weather requirements. So, importing these agricultural products is the only way to meet the growing …
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Heterogeneity in regional economic models: disaggregation and integration
… 1990; Israilevich et al., 1997) to which a demand system with age and income parameters is integrated. The extended model addresses concerns about household heterogeneity that has been limited to one representative in the existing REIMs. The initial testing is conducted with a model for the …
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Empirical Essays on the Economics of Food Price Shocks: Micro-econometric Evidence from Uganda
… frontier function and a censored-Quadratic Almost Ideal Demand Systems (QUAIDS) with expenditure and shadow wage endogeneities, the results suggest that the welfare effects of price changes (measured in terms of compensating variations) were globally lower in the non-separable agricultural …