It's never just economies of scale. Monopolies happen because of laws, in this case the the Ocean Shipping Reform Act of 1998.
He signed it but didn't Kay Bailey Hutchinson write it? (Original co-sponsors Trent Lott, Slade Gorton, and John Breaux.)
He signed it but didn't Kay Bailey Hutchinson write it? (Original co-sponsors Trent Lott, Slade Gorton, and John Breaux.)