 economic growth likely weakened in q2 the gdp calculation is adjusted roughly every five years in an attempt to reflect current components of the economy the latest revision in this calculation which will be used to report gdp in july is significant and will be used to recalculate gdp back to 1929 critics say the new calculation that includes among other things books and movies doesn t reflect true production in the economy and given that the us is the only country using this measure of gdp so far the comparisons between nations will be meaningless nevertheless many believe this new method of calculation will lift the us gdp calculation for 2013 to 3 but what s really happening in the economy even a shift in the method of calculation can t hide the fact that the economy barely grew in the second quarter of this year what s really going on in the economy and where is it heading get the details  newsyahoocom useconomicgrowthlikelyweakened2ndquarter053822563h 