In this paper, we present a model where trade is motivated both by preference for variety and comparative advantages. We use this framework to analyze the welfare implications of trading blocs among countries with different endowments with and without transportation costs. In this framework, we...

Using the gravity model, we find evidence of three continental trading blocs: the Americas, Europe and Pacific Asia. Intra-regional trade exceeds what can be explained by the proximity of a pair of countries, their sizes and GNP/capitas, and whether they share a common border or language. We...

This paper explores the links between institutional arrangements and fiscal performance in" Latin America. We consider four measures of fiscal performance, namely expenditures, the size of fiscal deficits and debt, and the response of fiscal policy to business" fluctuations; and two...

In this paper we collect detailed information on the budget institutions of Latin American countries. We classify these institutions on a `hierarchical'/'collegial' scale, as a function of their transparency and the existence of legislative constraints on the deficit. We then show that...

In this paper, we examine the correlation between sectoral shocks and border enforcement in the United States. Enforcement of national borders is the main policy instrument the U.S. government uses to combat illegal immigration. The motivation for the exercise is to see whether border...

Empirical evidence on the relationship between democracy and economic reforms is limited to few reforms, countries, and periods. This paper studies the effect of democracy on the adoption of economic reforms using a new dataset on reforms in the financial, capital and banking sectors, product...

Does the historical macroeconomic environment affect preferences for redistribution? We find that individuals who experienced a recession when young believe that success in life depends more on luck than effort, support more government redistribution, and tend to vote for left-wing parties. The...

In this paper, we examine the impact of government enforcement of the U.S.-Mexican border on wages in the border regions of the United States and Mexico. The U.S. Border Patrol polices U.S. boundaries, seeking to apprehend any individual attempting to enter the United States illegally. These...

We examine illegal immigration in the United States from Mexico over the period 1976-1995. One challenge is that we do not observe the number of individuals that attempt to enter the United States illegally; we only observe the number of individuals apprehended attempting to cross the...

We study e-commerce across 47 economies and 26 industries during the COVID-19 pandemic using aggregated and anonymized transaction-level data from Mastercard, scaled to represent total consumer spending. The share of online transactions in total consumption increased more in economies with...