The number of requests for patent examination showed a significant increase of 83% from 1997 to 2007 in Japan, while the number of patent applications increased by only 1%. This paper aims at theoretically and empirically analyzing the causes of recent "explosion" of examination requests,...

Though a lot of work has been done on the distribution of job tenures, we are still uncertain about its main determinants.In this paper, we stress random shocks to match productivity after the start of an employment relation.The specificity of investment makes hiring and separation decisions...

In this paper, the costs and benefits associated with postponing retirement are simulated in a standard simulation model for Belgium, using the approach of Stock and Wise (1990). Unlike earlier microsimulation-based applications of this approach, such as Gruber and Wise (1999, 2004), this model...