The book provides an overview of quantitative approaches to analyse the effects of economic policy reforms on sustainable land use in developing countries It illustrates recent advances in modelling approaches at the plot, household, regional and national level Special attention is paid to the influence of market failures and other aspects озъке of the institutional environment on the policy-response of households in developing countries, and to problems of linking biophysical and economic models Four key issues in quantifying relationships between economic policy and agricultural land use are used to compare the different modelling approaches The book concludes with suggestions for future research aiming at increasing our understanding of the impact of policy instruments on soil quality.  TescomaISBN 3790813516.