Assuming the U. S. economy’s initial aggregate supply curve is LRAS1, label the other two curves with the event most likely to cause a shift to each curve. A new law prohibits employers from hiring anyone under the age of 21.An unusually severe frost season destroys crops across the United States. Oil prospectors discover a previously unknown reserve of oil in California. The United States experiences inflation.

Your subscription to investing wisely weekly is about to expire. you plan to subscribe to the magazine for the rest of your life, and you can renew it by paying $85 annually, beginning immediately, or you can get a lifetime subscription for $620, also payable immediately. assuming that you can earn 6.0% on your funds and that the annual renewal rate will remain constant, how many years must you live to make the lifetime subscription the better buy?