Michael Porter and Sustainable Competitive Advantage Just because a company is the market leader now, doesn't mean it will be forever. A company must create clear goals, strategies, and operations to build sustainable competitive advantage.
from Wikipedia Website. Thule as Tile on the Carta Marina by Olaus Magnus. Thule (also Thula, Thyle, Thile, Thila, Tile, Tila, Tilla, Tyle, or Tylenbeing Î¸Î¿ÏÎ»Î· in Greek) is in classic sources a place, usually an island. Ancient European descriptions and maps locate it either in the far north, often northern Britain or Scandinavia, or in the west and north, often Iceland or Greenland.
The main point to be emphasized here is the rapidity of movement in each case. Thule people covered more than 1,500 miles in 100 to 150 years, sloughing off sufficient populations along the migration route to fill the intervening territory and to create a visible archaeological record.2 ...and...