Table A2
States and percentiles affected by errors in Pareto interpolations used to generate income thresholds, 1917–2011
States | P90>P95 | P95>P99 | P99>P99.5 | P99.5>P99.9 | P99.9>P99.99 | Total number of errors |
---|---|---|---|---|---|---|
Alaska | 1948, 1949, 1950, 1955, 1982 | 1918, 1919, 1920, 1921, 1922, 1923 | 1932, 1933 | 13 | ||
Idaho | 1960 | 1 | ||||
New Mexico | 1965 | 1 | ||||
West Virginia | 1951, 1952 | 2 | ||||
Wyoming | 2010 | 1 |
Source: Authors' analysis of state-level tax data from Sommeiller (2006) extended to 2011 using state-level data from the Internal Revenue Service SOI Tax Stats (various years), and Piketty and Saez (2012)
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