. "13257511-n"^^ . . "gross domestic product"@en-us . . "the measure of an economy adopted by the United States in 1991; the total market values of goods and services produced by workers and capital within a nation's borders during a given period (usually 1 year)"@en-us . . . . "112502684"@en-us . "0"^^ . . . "113257511"^^ . . "gross domestic product"^^ . . . . . "0"^^ . . "GDP"@en-us .