The four sources that a company may need to depend on can be characterised as follows.
Factor endowments
There are two kinds of factor endowments - the basic factors of production such as land, labour, capital and materials; and advanced factors such as technological know how, managerial skills and physical infrastructure. human resoureces refers to the quantity, skills, and cost of personnel. Physical resources referes to the abundance, quality, accessibility, and cost of the nation’s land, water, mineral, or timber deposits, hydroelectric power sources, fishing grounds, and other physical traits. Knowledge resources refers to the accumulated scientific, technical, and market knowledge in a nation in the