1986 SOI Spring Bulletin PDF Articles: An Analysis of Partnership Activity, 1981-83 PDF Crude Oil Windfall Profit Tax, Second Quarter, 1985 PDF Environmental Taxes, 1981-84 PDF Foreign Tax Credit by Industry, 1982 PDF High-Income Returns, 1983 PDF More Preliminary Individual Income Statistics, 1984 PDF New SOI Statistical Services, 1985-86 PDF