We rely on natural experiments in North Carolina and Washington State, which previously extended time to tenure by one year, to estimate models that assess the relationship between the extended probationary period and absence and attrition outcomes for teachers affected by the new tenure laws. Across both states we find evidence of decreases in…

"Human capital"--the value of a worker to his enterprise--has been around as a concept at least since the Industrial Revolution. The term "human capital management" (HCM) started to gain currency in the 1950s, but as a business phenomenon, HCM did not really take off until the 1990s. These days, HCM is on the human resources agenda of thousands of…

Much has been written about the importance of school leadership, but there is surprisingly little systematic evidence on this topic. This paper presents preliminary estimates of key elements of the market for school principals, employing rich panel data on principals from Texas State. The consideration of teacher movements across schools suggests…