A "slime mold" model of city formation -- The size of regions -- First and second welfare theorems for economies with collective goods -- Anonymous pricing in Tiebout economies and economies with clubs -- Decentralization in club economies: How multiple private goods matter -- Agglomeration and incentives: Some modeling problems -- Self-financing of congestible facilities in a growing economy -- The monopolistic provision of congested public goods -- Imperfect solutions to the musical-suburbs problem -- Nationalism and secession – Why is there corporate taxation in a small open economy? The role of transfer pricing and income shifting -- Patterns of tax arbitrage and decentralized under autonomy -- Destination- and origin-based taxation under international capital mobility -- Factor mobility, risk, inequality, and redistribution

1. Finance
2. Public
3. Urban economics
4. Public goods