In the presence of lumpy investment cost of adjustment, globalization may have non-conventional effects on the level of investment and its cyclical behavior. Trade openness may lead to a discrete 'jump' in the level of investment, as it may trigger a discrete change in the terms of trade. Such a...

In this paper, we argue that differences in the cost structure across sectors play an important role in the decision of firms to adjust their prices. We develop a menu-cost model of pricing in which retail firms intermediate trade between producers and consumers. An important facet of our...

We develop a dynamic politico-economic theory of welfare state, featuring three groups of voters: skilled workers, unskilled workers, and old retirees. The welfare-state is modeled by a proportional tax on labor income to finance a demogrant in a balanced-budget manner to capture the essence of...

Over the years, there emerged two key policy differences between Europe and America, both welfare and migration-states. The former has more generous welfare state and more liberal migration policies than the latter. In this paper we attempt to provide a political-economy explanation for these...

This paper provides overview of recent work on migration and welfare state tax policies: 1. I survey the literature on the tax burden of migration. 2. I empirically identify the differential effect of the generosity of the welfare state on the skill composition of immigrants across the two...