The competitiveness of the IPO underwriting market suffers from the concentration of restricted mandates in the hands of a limited number of underwriters with good reputations. Academic research has focused extensively on the relationship between underpricing and the influence of an individual...

We study a natural experiment in which 1.5 million investors participate in allocation lotteries for Indian IPO stocks. Investors who win the lottery and obtain IPO stocks that rise in value increase portfolio trading volume in non-IPO stocks relative to lottery losers; the effects are negative...

We study a unique field experiment in India in which 1.5 million stock investors face lotteries for the random allocation of shares. We find that the winners of these randomly assigned initial public offering (IPO) lottery shares are significantly more likely to hold them than lottery losers 1,...