This paper discusses the problem of testing misspecifications in semiparametric regression models for a large family of econometric models under rather general conditions on not further specified semiparametric estimators. We focus on mainly three issues that typically arise in econometrics....

Today, literature on the Silicon Valley is abundant, most of it underlines the importance of the role played by Stanford University; however, few analyse this subject from the perspective of the university. Thus, this paper focuses on the School of Engineering at Stanford University, in...

We introduce a simple but flexible analytical framework in which both trade in goods and trade in tasks arise. We use this framework to provide versions of the gains-from-trade and the famous four HO theorems (Heckscher-Ohlin, factor-price-equalisation, Stolper-Samuelson, and Rybczynski) that...

Alors que la premiere vague d'interet sur les problemes environnementaux avait trait a la pollution dans les pays industrialises, la seconde vague s'est plus largement penchee sur les implications environnementales du commerce Nord-Sud. Dans une premiere partie, ce papier reprend les arguments...

During the last decades, the socio-economic policy agenda has devoted an increasing attention to the inclusion of disabled people into society. Understanding the drivers of life outcomes and conditions of disabled people is essential to analyze the sources of disadvantaged positions. This paper...

We develop a framework that integrates natural advantage, agglomeration economies, and firm selection to explain why large cities are both more productive and more unequal than small towns. Our model highlights interesting complementarities among those factors and it matches a number of key...

Does a better cultural milieu make a city more livable for residents and improve its business environment for firms? I address this question by computing a measure of cultural specialization based on detailed occupational data for 346 U.S. metropolitan areas. I then estimate hedonic wage and...