单选题 The Laffer curve begins at:
  • A. zero tax revenues and ends at zero tax revenues.
  • B. zero tax revenues and ends at maximum theoretical tax revenues.
  • C. minimum tax revenues and ends at maximum theoretical tax revenues.
【正确答案】 A
【答案解析】The Laffer curve begins at zero tax revenues (the tax rate is 0%, so no matter how much labor is supplied, the tax revenue is zero) and ends at zero tax revenues (the tax rate is 100%, so no labor will be supplied, and no tax revenue collected).