Despite favourable ecological and economic results, many developing countries have not yet adopted an integrated pesticide management (IPM). Given rising marginal costs and diminishing marginal benefits from IPM technology transfer, an optimal control framework is used to identify optimal rates...

This paper analyzes some of the elements of the new economy. What is really new is first of all the technological innovation. In economic terms what is new is a new product. The new IT product brought about by the new technology means two different things: a new device to handle data and to...

In diesem Arbeitspapier wird die Hypothese untersucht, dass die gesamtwirtschaftliche Leistungsfähigkeit unter dem Einfluss demographischer und bildungspolitischer Faktoren steht. Als erstes wird ein Überblick über die Entwicklung des Qualifikationsangebots und der Arbeitsproduktivität in...

The paper is about the economically efficient design of financial transfers to the unemployed in a highly industrialized country. There have been quite a few contributions to this problem — for example by Beenstock/Brasse, Feldstein/ Altman, Grubel, Orzag/Snower — which are presented and...

In this paper we analyze disinflation policy when a central bank has imperfect information about private sector inflation expectations but learns about them from economic outcomes, which are in part the result of the disinflation policy. The form of uncertainty is manifested as uncertainty about...