Instrumental Variables (IV) estimates tend to be biased in the same direction as Ordinary Least Squares (OLS) in finite samples if the instruments are weak. To address this problem we propose a new IV estimator which we call Split Sample Instrumental Variables (SSIV). SSIV works as follows: we...

This paper presents evidence showing that individuals' season of birth is related to their educational attainment because of the combined effects of school start age policy and compulsory school attendance laws. In most school districts, individuals born in the beginning of the year start school...

We analyze whether the Affordable Care Act (ACA) has affected labor supply of older Americans using data that span more than four years after the policy's implementation in 2014. We find no changes in labor supply of older Americans either in response to subsidized marketplace coverage, which...

Since the passage of the Affordable Care Act, there has been much speculation about how many employers will stop offering health insurance once the act's major coverage provisions take effect. Some observers predict little aggregate effect, but others believe that 2014 will mark the beginning of...