Example : __AD2____A tax increase on consumer income. -ADo to AD2 A tax increase on consumer income will cause consumption to fall, pushing the AD curve left ____ a. The weak U.S. dollar affects exports [ US dollar depreciates ] ____ b. Interest rates rise. ____ c. A rising stock market bolsters consumer wealth and confidence. ___ d. The federal government institutes a business investment tax credit for purchases of equipment. ___ e. The income of foreign consumers has permanently increased