In this paper we review some recent work on public intervention in economic environments where firms undertake investments in research or in physical assets, and then select appropriate business practices to extract profits from the outcomes of the investment process. Public policies may take...

We study the interaction of a firm that invests in research and, if successful, undertakes a practice to exploit the innovation, and an enforcer that sets legal standards, fines and accuracy. In this setting deterrence on actions interacts with deterrence on research. When the practice increases...

We study regulation of the auditing profession in a model where audit quality is unobservable and enforcing regulation is costly. The optimal audit standard falls short of the first-best audit quality, and it is increasing in the riskiness of firms and in the amount of funding they seek. The...