Solving complex problems- in medicine, engineering, and other technological domains- often requires exploring multiple approaches, particularly when significant uncertainty exists about which one will lead to success. Conventional wisdom assumes that having many experimenters independently...

This paper extends the model of information cascade (Bikhchandani, Hirshleifer, and Welch, 1992) by introducing two correlated queues of players. By comparing the equilibrium outcomes of the two-queue game with the benchmark one-queue game, this paper finds out that the observability of...