Trust is an important determinant of start-up financing. In a simple agentbased model it is determined what the best trusting strategy is for a collective of investors and whether it is rational for an individual investor to deviate from this collective optimum. Trust depends on a measure of...

Using the VC industry as a laboratory, we investigate whether incidental in-person interactions between people working in close proximity facilitate their future collaboration on projects of significant economic value. Our analysis exploits urban topological features surrounding VC fund offices...