Legal provisions that protect politicians from arrest and prosecution exist throughout much of the modern democratic world. Why, and with what effects, do societies choose to place their politicians above the law? We examine the institution of immunity both theoretically and empirically. Our...

We address the problem of choosing a portfolio of policies under "deep uncertainty." We introduce the idea of belief dominance as a way to derive a set of non-dominated portfolios and robust individual alternatives. Our approach departs from the tradition of providing a single recommended...

We address the problem of choosing a portfolio of policies under “deep uncertainty.” We introduce the idea of belief dominance as a way to derive a set of non-dominated portfolios and robust individual alternatives. Our approach departs from the tradition of providing a single recommended...

Employee share ownership is growing increasingly important. This paper studies employee share ownership in an economy with one monopoly union for each firm. We modify an implicit contract model by adding dividend income to the usual wage income. Union members differ in exogenous stock endowments...

Pension funds, and other asset owners such as insurers, are long-term investors par excellence and are interested in both a better understanding of the risks and opportunities of sustainability on the investment portfolio and the livability of the world of their beneficiaries, now and at the...

This paper analyzes the link between political factors and sovereign bond holdings of US investors in 60 countries over the 2003-2013 period. We find that, in general, US investors hold more bonds in countries with few political constraints on the government. Moreover, US investors respond to...

This paper analyzes the link between political factors and sovereign bond holdings of US investors in 60 countries over the 2003-2013 period. We find that, in general, US investors hold more bonds in countries with few political constraints on the government. Moreover, US investors respond to...

I study the history and performance of commercial real estate (CRE) in the pension fund portfolio, showing how many plan sponsors fundamentally changed their approach to CRE investment once underfunding gaps began to emerge in the early and middle 2000s. Several new empirical facts are...