In the standard New Keynesian sticky price model the central bank faces no contradiction between the stabilization of inflation and the stabilization of the welfare relevant output gap after a productivity shock hits the economy. When the standard model is enhanced by real wage rigidities or...

Recently, the world economy has seen its greatest down turn since World War II. Although not as bad as during the Great Depression, there was still a worrisome increase in protectionist measures, in an attempt to mitigate the economic downturn. Protectionism can have many different faces. It can...

The paper discusses the impact of high capital mobility for monetary and budget policy as well as for the Provision of public goods, for taxation, for wage policy and trade unions, for distribution policy, and for social security Systems. The mobility of porrfolio capital puts additional...

Whether or not paradigm (1), as a word, is or is not an overstatement, in this essay I will identify the differences between and the sources of two policy programs. From the journalistic (popular) standpoint, policy differences stand out most vividly when programs are compared. But often the...

Capital flight has characterized the transformation process in Russia. Inflows of foreign direct investment have been minor and have been preceeded by inflows of portfolio capital. The paper shows that uncertainty about macroeconomic stabilization exhibits a strong negative effect on the volume...

Das Umlage- und das Kapitaldeckungsverfahren werden verglichen. Das Kapitaldeckungsverfahren hat eine größere Rendite für den einzelnen und bringt gesamtwirtschaftliche Effizienzgewinne mit sich: Es wird mehr Kapital gebildet, und Verzerrungen am Arbeitsmarkt werden beseitigt. Bei einem...

This paper uses an oligopoly model with heterogeneous firms to examine how an industry adjusts to rising import competition. The model predicts that in the short run the least efficient firms in the industry become inactive, surviving firms face a fall in output, mark-ups and profits, and the...