O objetivo deste trabalho é testar empiricamente a hipótese ambiental de Kuznets aplicada aorelacionamento entre a taxa de desmatamento e a renda per capita nos estados da AmazôniaLegal, além analisar o comportamento da taxa de desmatamento e da dinâmica populacionalno período de...

Economic growth is one of main factors of economic development. It is true that development process affected not only by economic factor such as natural resources, capital accumulation, organization, technological progress, labour specialization, and production scale but also by non economic...

Binomial sampling based on the proportion of samples infested was investigated for estimating mean densities of citrus rust mite, Phyllocoptruta oleivora (Ashmead), and Aculops pelekassi (Keifer) (Acari: Eriophyidae), on oranges, Citrus sinensis (L.) Osbeck. Data for the investigation were...

The abundance and spatial dispersion of Diaphorina citri Kuwayama (Hemiptera: Psyllidae) were studied in 34 grapefruit (Citrus paradisi Macfad.) and six sweet orange [Citrus sinensis (L.) Osbeck] orchards from March to August 2006 when the pest is more abundant in southern Texas. Although flush...

From 1997 to 1999, Schizaphis graminum (Rondani), intensity (number per tiller) was estimated on 115 occasions from hard red winter wheat fields located throughout the major wheat growing regions of Oklahoma. A total of 32 and 83 fields was sampled during the fall and spring, respectively. The...

In this paper we study concentration in the European Internet upstream access market. Measurement of market concentration depends on correctly defining the market, but this is not always possible as Antitrust authorities often lack reliable pricing and traffic data. We present an alternative...

This paper reviews the basic antitrust standards for the supermarket industry including definition of product and geographic markets and the exercise of coordinated and unilateral market power. It surveys the structure-conduct-performance and the New Empirical Industrial Organization literature...

This paper reviews the basic components of antitrust analysis for the supermarketindustry, including definition of product and geographic markets and the measurementof market power. The analysis of prices and profits in a market structure contextremains important, especially in countries such as...

This paper has the main goal of analyzing and evaluating the structure and dynamics of the market from the exporting section of Brazilian chicken raising, from 1996 to 2004. Concentration rates were calculated in order to measure the market share which are dominated by the main companies. The...

A central result in price theory is the law of one price: prices of a homogeneousgood sold at different locations should be equal. Empirical studies of thelaw of one price find that it is often violated.In my dissertation I explore the allocation problem that suppliers face whensupplying...