We investigate the relation between Net Neutrality regulation and Internet fragmentation. We model a two-sided market, where Content Providers (CPs) and consumers interact through Internet Service Providers (ISPs), and CPs sell consumers' attention to advertisers. Under Net Neutrality, a...

This analysis employs cointegration methods and semiparametric regression in order to assess the integration of maize markets and the factors determining national and cross-national transmission of price signals in Sub-Saharan Africa. We use a rich dataset of 16 series of wholesale maize prices...

What are the long run consequences of planning and providing basic infrastructure in neighborhoods, where people build their own homes? We study "Sites and Services" projects implemented in seven Tanzanian cities during the 1970s and 1980s, half of which provided infrastructure in previously...

The United States introduced Federal Trade Adjustment Assistance (TAA) as part of the 1962 Trade Expansion Act to dampen the adverse impact of increased trade on workers. Applications to receive TAA require approval from the Department of Labor. Guided by the technical criteria used by the U.S....

We study the effect of subsidies subject to export share requirements (ESR) | that is, conditioned on a firm exporting at least a given fraction of its output - on exports, the intensity of competition and welfare, through the lens of a two-country model of trade with heterogeneous firms. Our...

The objective of this manuscript is to serve as a practical guide for estimations with the structural gravity model. After a brief review of the theoretical foundations, we summarize the main challenges with gravity estimations and we review the solutions to address those challenges. Then, we...

This paper shows that governments have no incentive to introduce non-tariff barriers when they are free to set tariffs but they do when tariffs are determined cooperatively. We then show three results. First, with trade liberalization, there is a progression from u sing tariffs only to quotas,...

In this paper we present a model of endogenous trade-policy formation which captures crucial aspects of the Japanese commercial and political culture. We analyze the influence of the portrayed cultural traits and show that cultural idiosyncrasies are important determinants of trade policy...

We present a unified treatment of optimal trade policy for a small country. The well-known results for duopoly and competitive markets emerge as benchmark cases of our model. In addition, we show that changes in market structure have non-monotonic effects on optimal tariffs. Our results suggest...