TY - SER AU - Beurskens, Jos AU - Hjuler Jensen, Peter TI - Economics of wind energy: prospects and directions KW - WIND ENERGY KW - WIND POWER KW - WIND ENERGY GENERATION N1 - Wind power has seen generation cost fall spectacularly over recent decades. By 2020, R and D efforts could reduce the cost of wind energy generation by up to 50 p.c ER -