International investment agreements have provoked intense criticism in the policy debate during recent years. Particularly contentious has been their "ISDS" mechanisms, which enable investors to litigate against host countries. This paper examines whether host countries would be better off with...

It is often claimed that investment treaties will dissuade host countries from phasing out foreignowned CO2-intensive production. This paper uses a very simple economic framework to examine how such a problem might be alleviated through treaty reform, including increased carve-outs from...

We examine antitrust rules in a two county general equilibrium trade model, contrasting national and multilateral (cooperative) determination of competition policy, exploring the properties of the policy equilibrium. It is not imperfect competition, but variation in competitive stance between...

Mergers and acquisitions (M&A) is the dominant form of Foreign Direct Investment (FDI), but has received but scarce attention in the theory literature on trade and investment. This paper highlights how the international pattern of ownership of productive assets may depend on features of trade...

This paper investigates the design and implications of international investment agreements. These are ubiquitous, potent and heavily criticized state-to-state treaties that protect foreign investment against host country policies. We show that optimal agreements cause national but not global...

We examine antitrust rules in a two county general equilibrium trade model, contrasting national and multilateral (cooperative) determination of competition policy, exploring the properties of the policy equilibrium. It is not imperfect competition, but variation in competitive stance between...