AMERICA’S economy performed just a little worse in the first quarter of 2010 than the Bureau of Economic Analysis previously estimated. Economists were expecting a slight upward revision to growth in the BEA’s second estimate of first quarter GDP, from the initial 3.2% expansion to 3.4%. Instead, growth was nudged downward, to 3.0%. The American economy expanded in the fourth quarter of 2009 by 5.6%.