This paper considers the impact of reviewers on sales of products of quality unknown to consumers. Sales occur simultaneously after consideration by a reviewer with a known level of bias. Consumers observe the reviewer`s decision and a private signal. We find that: (a) with flexible prices and...

Probably the most enduring result in the theory of optimum income taxation is that,for a sufficiently thin upper tail to the skill distribution, the marginal tax rate shouldfall rather than rise with income. This paper shows that this result is highly sensitiveto a very strong informational...

This paper analyses the empirical determinants of contract length, a key andyet neglected dimension of contractual structure. I estimate contract length andcontract type jointly using original data on tenancy agreements signed between1870 and 1880 in the district of Siracusa, Italy.The findings...

The choice of cultivation techniques is a key determinant of agricultural productivityand has important consequences for income growth and poverty reductionin developing countries. Using household data from Nicaragua this papershows that the choice of cultivation techniques depends on farmers’...

A longstanding theoretical discussion on the merits of prices vs.quantities for regulating emissions under uncertainty exists in environmentalpolicy literature. However, empirical evidence w.r.t. instrumentchoice has not been put forward so far. In particular, verylittle is known about...

We study market inefficiencies and policy remedies when agents choose their occupations, and entrepreneurialtalent is subject to private information. Untalented entrepreneurs depress the returns to entrepreneurshipbecause of adverse selection. The severity of this problem depends on the outside...

We show that the effect of eviction threats on unobservable investment effort can be positive. Wedemonstrate this apparently counter-intuitive result in a model of tenancy where investment by atenant in the current period raises the chances of doing well in the next period, and...

We analyze a simple and tractable model of occupational choice in the presence of credit marketimperfections. We examine the effect of parameters governing technology and transaction costs, andhistory, in terms of the initial wealth distribution, in determining the long-term wealth...

We analyze optimal contract choice in agriculture when there is joint moral hazard onthe part of the farmer in the supply of effort and the riskiness of the technique ofcultivation. In the presence of limited liability, high-powered incentive contracts such asfixed rental contracts will induce...

Institutions that rely on joint liability to facilitate lending to the poor have a long historyand are now a common feature of many developing countries. Economists have proposedseveral theories of joint-liability lending that stress various aspects of its informational andenforcement advantages...