-best allocation and show efficiency can be implemented with decentralization using head taxes. We calibrate the model and compare … decentralization and property taxation are large, dissipating most if not all the potential welfare gains that efficient … decentralization could achieve. In property tax equilibrium centralization is frequently more efficient! An externality in community …

Decentralization has been put forward as a powerful tool to reduce poverty and improve governance in Africa. The aim of …. These spillovers impact the efficiency of decentralization. We develop a two-jurisdiction model of public expenditure, which …

The impact of insurer competition on welfare, negotiated provider prices, and premiums in the U.S. private health care … industry is theoretically ambiguous. Reduced competition may increase the premiums charged by insurers and their payments made …

of the individual insurance market, the Marketplaces invoke many of the principles of regulated competition including … the tools of regulated competition. We then discuss ways in which the Marketplace model deviates from the more …

insurance market), we study the impact of competition on premiums. We exploit variation in ratings-area-level competition …

The nature, and normative properties, of competition in health care markets has long been the subject of much debate …. In particular, policymakers have exhibited a great deal of reservation toward competition in health care markets, as … care markets, concern about reduced competition has arisen. This concern, however, cannot be properly evaluated without a …