精选优质文档-倾情为你奉上1In the United States real GDP is reported each quarter.a.These numbers are adjusted to make them measure at annual and seasonally adjusted rates.b.These numbers are adjusted to make them annual rates, but no adjustment for seasonal variations are made.c.These numbers are quarterly rates that have been seasonally adjusted.d.These numbers are at quarterly rates and have not been seasonally adjusted.2The price of CD players increases dramatically, causing a