This paper identifies eight political economy factors that influenced governments' policy choices during the most recent global food price crisis. To explain the variety of responses and the policy failures, a framework is proposed that locates policies along the twin dimensions of unitary vs....

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...

We study the introduction of new technologies when their costs are subject to idiosyncratic uncertainty and can only be fully learned through individual experience. We set up a dynamic model of clean experience goods that replace old polluting consumption options and show how optimal regulation...

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...