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We study the perfect Bayesian equilibrium of a model of learning over a general social network. Each individual receives a signal about the underlying state of the world, observes the past actions of a stochastically-generated neighborhood of individuals, and chooses one of two possible actions....
Persistent link: https://www.econbiz.de/10012464607
This paper develops a model of Bayesian learning from online reviews, and investigates the conditions for asymptotic learning of the quality of a product and the speed of learning under different rating systems. A rating system provides information about reviews left by previous customers. A...
Persistent link: https://www.econbiz.de/10012453667
healthcare. We argue that markets are most advantageous in areas where high-powered incentives are desirable, but in areas where … high-powered incentives stimulate unproductive signalling effort, firms, or even government, may have a comparative … advantage. Firms may be able to weaken incentives and improve efficiency by obscuring information about individual workers …
Persistent link: https://www.econbiz.de/10012468896
We study the optimal Mirrlees taxation problem in a dynamic economy with idiosyncratic (productivity or preference) shocks. In contrast to the standard approach, which implicitly assumes that the mechanism is operated by a benevolent planner with full commitment power, we assume that any...
Persistent link: https://www.econbiz.de/10012466444
High-powered incentives for the military and security services have become a common counterinsurgency strategy over the … last several decades. We investigate the use of such incentives for members of the Colombian army in the long-running civil … colonels have stronger career concerns and should be more responsive to such incentives, we show that there were significantly …
Persistent link: https://www.econbiz.de/10012456062
We develop a model of information exchange through communication and investigate its implications for information aggregation in large societies. An underlying state determines payoffs from different actions. Agents decide which others to form a costly communication link with incurring the...
Persistent link: https://www.econbiz.de/10012462246
incentives to coordinate with others to whom they are connected via strong links. We show, however, that when the underlying …
Persistent link: https://www.econbiz.de/10014287315
Persistent link: https://www.econbiz.de/10013423120
This chapter reviews recent advances in the task model and shows how this framework can be put to work to understand the major labor market trends of the last several decades. Production in each industry necessitates the completion of a range of tasks, which can be allocated to workers of...
Persistent link: https://www.econbiz.de/10015056199
We study the determinants of vertical integration in a new dataset of over 750,000 firms from 93 countries. Existing evidence suggests the presence of large cross-country differences in the organization of firms, which may be related to differences in financial development, contracting costs or...
Persistent link: https://www.econbiz.de/10012467255