Washington: Clocking a slightly better than expected growth, the US economy expanded 1.9 percent in the first three months of 2011.
The world's largest economy was anticipated to see a growth of about 1.8 per cent in the 2011 first quarter.
"Real gross domestic product -- the output of goods and services produced by labour and property located in the US -- increased at an annual rate of 1.9 per cent in the first quarter of 2011," Bureau of Economic Analysis (BEA) said on Friday.
The third and final official estimate is better than the earlier projections of 1.8 per cent.
In the last three months of 2010, the American economy had expanded 3.1 per cent.
"The increase in real GDP in the first quarter primarily reflected positive contributions from personal consumption expenditures (PCE), private inventory investment, exports, and non-residential fixed investment...," BEA said in a statement.
Consumer spending rose 2.2 per cent in the first three months of 2011, indicating that economic activities is slowly picking up again.
In December quarter, the same had increased 4 per cent. Even though, the broader economy seems to be improving, the country's labour market continues to remain sluggish, with thousands of people remaining jobless.