Many early-stage biotech companies face a significant funding gap when trying to develop a new drug from preclinical development to a proof of concept clinical trial. This funding gap is sometimes referred to as the "valley of death", a reflection of the vast number of companies that are unable...

Venture capital investment performance data and performance attribution are not typically published. Venture investors articulate (and sell to LPs) conflicting strategies; the popular business literature and culture is rife with rapidly changing beliefs about the relative attractiveness of...

This paper studies how exclusive social groups shape upward mobility, and whether interactions between low- and high-status peers can integrate the top rungs of the economic and social ladder. Our setting is Harvard in the 1920s and 1930s, where new groups of students arriving on campus...