National security economics, forces shaping defense expenditures in the 21st century, and economics of first century Palestine and its similarities to globalizing economies in the 21st century, productivity and job prospects of older workers
Public choice, rent seeking, and the economics of special privilege.
Project finance and public-private hybrids; public contracts, scrutiny, and political contestability; governance, risk perception, and asset pricing
Public choice, specialization and increasing returns, consumer economics and bankruptcy