This dissertation consists of three essays in public and labor economics. In the first two, I examine individual data on transitions into self-employment. Essay I examines whether or not the U.S. tax system discourages individuals from starting new businesses, and Essay II considers the effect of a self-employed husband on the transition decisions of married women. Finally, Essay III presents a dynamic simulation model of the impact of tax reform--specifically, of a Flat Tax--on owner-occupied housing values. In the first, I estimate random effects probits of whether or not a male wage worker makes a transition into self-employment, controlling for a variety of individual, household, occupational, and regional characteristics. Unique to thi...