Original sentence: The Urban-Brookings Tax Policy Center found that the bottom 20 percent of earners pay an average 2.9 percent effective federal income tax rate while the richest top 1 percent paid an effective 29.6 percent tax rate and the top 0.01 percent paid an effective 30.6 percent tax rate
Edited sentence: However, Saez and Zucman's assessment is disputed because it omits means-tested programs including transfer payments to eligible recipients.The severity of wealth and income inequality in the United States, its implications for American households and what proper instruments to use in measuring inequality are hotly debated.When these programs are included, the Urban-Brookings Tax Policy Center found that the bottom 20 percent of earners pay an average 2.9 percent effective federal income tax rate while the richest top 1 percent paid an effective 29.6 percent tax rate and the top 0.01 percent paid an effective 30.6 percent tax rate