The basic legal instrument in the WTO Agreement regulating domestic environmental policies is the GATT National Treatment (NT) provision. The practical ambit of this clause is largely determined by the allocation of the burden of proof (BoP) in NT disputes. The purpose of this paper is to...

We develop a simple yet realistic model of income insurance, where the individual's ability and willingness to work is treated as a continuous variable. In this framework, income insurance not only provides income smoothing, it also relieves the individual from particularly burdensome work. As a...

Recent empirical evidence suggests that prices for some goods and services are higher in larger markets. This paper provides a demand-side explanation for this phenomenon when firms can choose how much to differentiate their products in a model of monopolistic competition with horizontal product...

How should the world economy adapt to the increased demand for exhaustible resources from countries like China and India? To address that issue, this paper presents a dynamic model of the world economy with two technologies for production; a resource technology which uses an exhaustible resource...

Commentators on the private equity industry often claim that favorable tax treatment gives private equity firms advantages in the market for corporate control. But we show that tax advantages do not affect the equilibrium ownership of corporate assets when acquisition costs are fully deductible...

We propose a model of investments prior to corporate ownership changes. We derive conditions under which the selling of a firm triggers overinvestment by both the seller and the buyer prior to the asset transfer. In a setting with Cournot competition, we show that these incentives can drive the...

Twins-based estimates of the return to schooling feature prominently in the labor economics literature. The validity of such estimates hinges critically on the assumption that within-pair variation in schooling is explained by factors which are unrelated to wage earning ability. This paper...