Two reduced-form versions of New Keynesian wage Phillips curves based on either sticky nominal wages or real-wage rigidity using monthly US state-level data for the period 1982-2016 are examined, taking account of the endogeneity of unemployment by instrumentation and the use of common...

Using a panel of UK firms spanning three decades, we provide estimates of the long-run elasticity of substitution between capital and other factors of production, the (negative of the) elasticity of capital and investment with respect to the user cost. The parameter is estimated using 'time...