When exports are the only game in town, currency gyrations can be a killer.

Wayne Williams(black) was responsible for the serial killings of several black childern in Atlanta. He committed serial murder in proportion to his race that comprises nearly 13% of the total U.S. population . Charles Eng(Asian) killed serveral people of various races in the northern California area. He serial killed in proportion to his race that comprises less than 3% of the total U.S. population

As before, in order to definitize the solution, an initial condition is needed.

those nations of the North which overspread the world