Books reviewed include: Review of World Development Report 2000/2001: "Attacking Poverty", World Bank; CAP Regimes and the European Countryside by F. Brouwer and P. Lowe; Organisation for Economic Co-operation and Development, Income Risk Management in Agriculture; Agriculture and Economic Growth:...

This paper uses panel data for the 1980-2004 period to estimate the contributions of public research to U.S. agricultural productivity growth. Local and social internal rates of return are estimated accounting for the effects of R&D spill-in, extension activities and road density. R&D spill-in...

This study explores the role of rate and biases of technological change in the sustainability of an economy with an exhaustible resource. In order to achieve this goal, the mathematical concept of viability kernel is introduced as a sustainability indicator and necessary conditions for...

In this paper, we develop an empirical model to decompose the evolution of the agricultural share of GDP into three components: price changes, factor endowment changes and technological change. Our results suggest that relative prices have a positive but small influence on the share of...

Purpose – The paper aims to theoretically and empirically investigate the impact on human capital investment decisions and income growth of lowered life expectancy as a result of HIV/AIDS and other diseases. Design/methodology/approach – The theoretical model is a three-period overlapping...

In this study we use data envelopment analysis to decompose the overall economicefficiency of a sample of ethanol plants into three subcomponents: technical efficiency, allocative efficiency and a new component we call marketing efficiency. The relative importance of these sources of efficiency...