A nation's factor endowment is its original share of the inputs needed to produce other commodities. These inputs or factors of production are broadly classified into land, labor, capital, and entrepreneurship. ...
http://www.indiana.edu/~ipe/glossry.html
A country's factor endowment is commonly understood as the amount of land, labor, capital, and entrepreneurship that a country possesses and can exploit for manufacturing. The importance of factor endowments in a country's historical prosperity is great. ...
http://en.wikipedia.org/wiki/Factor endowment