Chapter 1. Standard optimal taxation with single agents: what it is and what to use in its place -- Chapter 2. Optimal taxation in the presence of household production -- Chapter 3. Income taxation with two-person households -- Chapter 4. Income taxation and public spending with two-person...

This paper provides insights into the welfare gains of forming a couple by estimating how much of the difference in housework time between single and married individuals is causal and how much is due to selection. Using longitudinal data from Australia, UK and US, we find that selection into...