Premise: Percentage of Taxable Payroll (2000-2075) 45 Figure 2.1:Gross National Saving as a Share of GDP (1960-2000) 50 Figure 2.2:Composition of Net National Saving (1960-2000) 51 Figure 2.3:International Trends in Gross National Saving (1960-1997) 54 Figure 3.1:Overview of Saving, Investment, Output, and Income

Hypothesis: The figures relate to taxable income percentage.
Relation: contradiction