This paper explores whether and how environmental stewardship can be provided by private markets through green advertising. We examine the period surrounding the BP oil spill and estimate how BP's pre-spill investment in "green advertising" affected the spill's impact on retail prices and demand...

Contingent valuation often induces hypothetical bias. In a laboratory experiment, we test three calibration mechanisms: cheap-talk, consequentialism, and a new mechanism, the Bayesian truth serum ("BTS"). We apply the BTS in a "faith-based" format: subjects are informed about the purpose and...