Continuations allow inventors to claim technology developed after the original filing date of their patent, leading to concerns about inadvertent infringement and hold-up. We use the link between patents and [...]
The firms listed on the stock market in aggregate as well as the top market capitalization firm contribute less to total non-farm employment and GDP now than in the 1970s. [...]
The experience of Houston reaffirms much of what researchers already know: minimum-lot-size regulations limit urban development, driving up lot sizes and thereby increasing housing prices. By liberalizing these rules, the [...]
We study the innovation and diffusion of technology at the industry level. We derive the full dynamic paths of an industry's evolution, from birth to its maturity, and we characterize [...]