Paper presents diverse modes of governance of chemical and biological risks in agri-food sector, assesses their efficiency, complementarities, and challenges, and suggests recommendations for public policies improvement. It defines governance as system of social order responsible for particular...

The increased share of horticultural crops in the world economy of agricultural production is due to the role that grapes, fruits and vegetables have in the rational nutrition of man and in increasing the national income of the cultivating countries, as well as in improving the microclimatic...

Previous studies on the value of terroir, or more generally geographical indications (GI), used hedonic techniques. We use historical data and exploit temporal and geographical variations in the introduction of wine GIs in early twentieth century France to study the impact on the price of...

This paper presents novel evidence of price discrimination, using prices of identical goods in 28 countries. I explain the observed phenomenon via non-homothetic preferences, in a model of trade with product differentiation and firm productivity heterogeneity. The model brings theory and data...

This paper examines the forms, goals, and results of price discrimination. It reviews various economic analyses and critiques of the three Pigovian types of price discrimination. It observes that economists' traditional concern with aggregate welfare has not, until recently, been accompanied by...

We develop a model of inter-temporal and intra-temporal price discrimination by airlines to study the ability of different discriminatory mechanisms to remove sources of inefficiency and the associated distributional implications. To estimate the model's multi-dimensional distribution of...

We study cross-country differences in price and quality in the market for semiconductor wafer manufacturing services. Using a proprietary transaction-level data set, we document i) substantial constant-quality price differences across suppliers, and ii) shifts toward lower priced suppliers....

This paper presents novel evidence of price discrimination, using prices of identical goods in 28 countries. I explain the observed phenomenon via non-homothetic preferences, in a model of trade with product differentiation and firm productivity heterogeneity. The model brings theory and data...

We posit and empirically test the hypothesis that airlines are able to charge a fare premium in markets that originate in their domestic country relative to similar markets that originate in foreign countries. To this end, we focus on intercontinental one-stop air travel trips for which the...