The American economy expanded at a healthy 2.8% annual pace from July through September on strong consumer spending and a surge in exports, the government said Wednesday, leaving unchanged its initial estimate of third-quarter growth. The Commerce Department reported that growth in US gross domestic product the economy's output of goods and services slowed from the April-July rate of 3%. But the GDP report still showed that the American economy the world's largest is proving surprisingly durable. Growth has topped 2% for eight of the last nine quarters. Still, American voters exasperated by high prices were unimpressed by the steady growth and chose this month to return Donald Trump to the White House to overhaul the nation's economic policies. He will be supported by Republican majorities in the House and Senate. Consumer spending, which accounts for about 70% of US economic activity, accelerated to a 3.5%% annual pace last quarter, up from 2.8% in the April-June period and