SOI Bulletin: Spring 1993PDF Articles: Estate Tax Returns, 1989-1991PDF Foreign Recipients of U.S. Income, 1990PDF High-Income Tax Returns, 1989PDF Individual Income Tax Rates and Tax Shares, 1988-1989PDF Individual Income Tax Returns, Preliminary Data, 1991PDF Personal Wealth, 1989PDF Transactions Between Foreign Controlled Corporations and Related Foreign Persons, 1989PDF