The joint UNRISD-UNESCO series of Occasional Papers on Culture and Development is a first step in facilitating and catalyzing an international debate on culture and development based on high-quality research. In this, the second paper in the series, the author considers some conceptual issues...

Non-positivity of the generalized substitution effect, non-positivity of the own-price substitution effect, homogeneity of degree zero in all prices and income, and the law of demand are some of the most primitive comparative static results in the standard revealed preference theory of...

Food insecurity and hunger have traditionally been measured by aggregate food supplies or by variables correlated with food insecurity. Because these measures often poorly reflect individuals’ true deprivation, economists have turned to surveys with direct questions about food insecurity....