<prompt> Translate the following text to EnglishKwa maelezo zaidi, tazama N. Gregory Mankiw, Macroeconomics, toleo la nne New York, NY: Worth Publishers, 2000, pp. 90-97, au Olivier Blanchard, Macroeconomics, toleo la pili Upper Saddle River, NJ: Prentice Hall, 2000, pp. 214-220.  <response>: For a more extensive discussion, see N. Gregory Mankiw, Macroeconomics, Fourth Edition New York, N.Y.: Worth Publishers, 2000, pp. 90-97; or Olivier Blanchard, Macroeconomics, Second Edition Upper Saddle River, N.J.: Prentice Hall, 2000, pp. 214-220. 