This paper investigates the effects of regulatory interventions on contracting relationships within firms by examining the impacts of the Sarbanes–Oxley (SOX) Act on CEO compensation. Using panel data of the S&P 1500 firms, it quantifies welfare gains from a principal–agent model with hidden...

Empirical work on price-cost margins often treats costs as exogenous. Allowing for endogenous costs when estimating price-cost margins is the topic of this paper. Methodologically, the endogenous cost model we propose leads to an additional equation that allows for the simultaneity in price...