France has experienced massive changes in its regulation of working time during the last decade. These changes generate natural experiments that may help to study a variety of issues in labor economics, including work sharing effect on job creation or productivity, labor relations or adaptation...

Nascent entrepreneurs are people who are engaged in creating new ventures. This chapter reviews the international evidence on how many of them are there around the world, what they are doing, who they are, what makes them different, and which ones see their vision through to eventual start-up.