Sustained growth depends on innovation, whether it's cutting-edge software from Silicon Valley, an improved assembly line in Sichuan, or a new export market for Swaziland's leather. Developing a new idea requires money, which poses a problem of trust. The innovator must trust the investor with...

Like constructing a building, performance on many contracts occurs in phases. As time passes, the promisor sinks more costs into performance and less expenditure remains. For phased performance, we show that optimal liability for the breaching party decreases as the remaining costs of completing...