by Charles Dye and Katherine MacLean, The Man Who Staked the Stars — Chapter IV (1952)
“ One thing he had learned from the Economics tome he had struggled with four nights ago, a simple inexorable principle he had recognized dimly before—that since it was difficult and more expensive to ship out goods from Earth to space than it was to drop goods into Earth from space, eventually spacepeople might be independent of Earth, and Earth totally dependent on space products.The potentialities of the business game were amazing past anything Pop Yak had ever hinted, but the funny thing was he had to find it out step by step for himself. ”
