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Evaluate the following claims as True, false or Uncertain. Provide explanation for the evaluation of two-three sentences. 7. Although the official poverty measure for the US has remained relatively stable for the last four decades, that measure probably understates increases in real poverty related to the substantial increase in inequality of income and wealth that has oc- curred over that period. 8. From an efficiency perspective, deducting childcare expenses from a family's tax- able income is equivalent to adding the value of parent-provided child care to a family's taxable income. 9. The motivation of the "charitable giving tax deduction"-which allows people to deduct charitable giving from their taxable income-is to incentivize charitable giv- ing rather than to promote economic efficiency. 10. When computing corporate income taxes, the government allows firms to deduct the value of capital depreciation to encourage firms to invest at a level higher than the firms would in a no-tax, no government-intervention situation