What parallels show the location of the north and south poles?

Latitude runs from east to west. Longitude runs from the north to the south of the earth. The latitude of the North Pole is 90 degrees N. The latitude of the South Pole is 90 degrees S. The longitude of both Poles is 0, that obviously is neither the east nor the west.

protectionism fosters competition and keeps price regulated is not an argument in favor of protectionism.