ã¨ããNBERè«æãã¹ãã£ã°ãªãããæ¸ãã¦ããã以ä¸ã¯ãã®è¦æ¨ã This paper analyzes equilibrium, dynamics, and optimal decisions on the factor bias of innovation in a model of induced innovation. In a model with full employment, we show that (a) if the elasticity of substitution is always less than or greater than unity, there is a unique steady state equilibrium; (b) if the elasticity of substitution is less than unity, the st
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