Production for sale in a market in which the object is to realize the maximum profit is the essential feature of a capitalist world-economy. In such a system production is constantly expanded as long as further production is profitable, and men constantly innovate new ways of producing things that will expand the profit margin.
Immanuel Wallerstein (1979) The Capitalist World-Economy. p. 15.
But if capitalism had built up science as a productive force, the very character of the new mode of production was serving to make capitalism itself unnecessary.
John Desmond Bernal (1959) Marx and Science. p. 39.
As renewable energy production continues to grow, EU researchers are investigating how to integrate it into the power distribution grid without affecting reliability or the quality of supply.
EN 
CS
DE
ES
FR
HU
IT
PL
PT
РУ
SK
TR
УК
AR
中文
