The economic performance of some OECD countries over the past decade, most notably the United States, has renewed the interest of analysts and policy makers on economic growth and on how policy can eventually support it. This report sheds some light on this issue by relying on harmonised macro...

Past research shows that training opportunities are unequally distributed across workers, with workers who are already in a better position in the labour market having more opportunities to acquire new skills. We decompose the downstream training market in order to trace the extent to which...

Empirically the diffusion of competing technologies most often displays either "lock-in" to a quasi-monopoly or apparent turbulence but rarely stable market-sharing. In contrast with widespread views, we show that, first, unbounded increasing returns are neither necessary nor sufficient to lead...