The Bureau of Labor Statistics, a division of the US Department of Labor, defines marketing professionals as those who examine market conditions to determine potential sales of a product or service.

FORBES: The Best Paying Companies For Marketing Professionals

Economic expansion and development is the happy consequence of people participating in an extensive market division labor made possible by the accumulation of capital that is wisely invested and directed by entrepreneurs.

FORBES: 2 Percent Economic Growth: Real or Apparent?

If we want employment, opportunities, and economic growth, we need to remove constraints on the extent of the market that limit the social division of labor.

FORBES: You Can Always Depend on the Self-Interest of Strangers