capital gains tax central bank corporate finance deficit direct tax economic policy excise finance financial market financial market participants financial regulation fiscal policy flat tax fractional-reserve banking free banking full-reserve banking gold standard government government debt government spending income tax income tax in the united states islamic banking land value tax monetary policy money supply payroll tax personal finance progressive tax proportional tax public finance regressive tax sales tax stamp duty tariff tax tax advantage tax haven tax incidence tax rate tax rates around the world tax system in china taxation in australia taxation in canada taxation in colombia taxation in france taxation in germany taxation in india taxation in indonesia taxation in new zealand taxation in peru taxation in switzerland taxation in tanzania taxation in the british virgin islands taxation in the netherlands taxation in the republic of ireland taxation in the united kingdom taxation in the united states value added tax vienna convention on diplomatic relations