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.

The impact of uncertainty on firms' investment outlays is subject to an ongoing debate. Theory identifies several channels. Irreversibility, financing constraints and risk aversion make a negative relationship between uncertainty and investment likely. On the other hand, the ability of firms to...