Had earnings for people at all income levels continued to grow in line with overall income growth as occurred during the three decades before the 1980s, 90 percent of Massachusetts households would have substantially higher incomes today. This fact sheet describes how much lower incomes are as a result of growing disparities, how much larger an income share is held by the top 1 percent of income earners, and how the top 1 percent pay the smallest share of their income in state and local taxes.