I document that publicly-listed firms which are intensive in innovation (intangible capital formation) are less able to engage in volatile external financing flows. The effect is primarily due to debt financing; equity financing acts as a partial substitute. Then, I develop a business cycle...

What drove the UK productivity slowdown post-GFC, and how is the post-Covid recovery expected to differ? This paper traces the sources of TFP growth in the UK over the last two decades through the lens of a structural model of innovation, using registry data on the universe of firms. The...

When and how should governments use industrial policy to direct innovation to specific sectors? This paper develops a framework to analyze the costs and benefits of industrial policies for innovation. The framework is based on a model of endogenous innovation with a sectoral network of knowledge...