Erceg et al. (J Monet Econ 46:281313, 2000) introduce sticky wages in a New-Keynesian general-equilibrium model. Alternatively, it is shown here how wage stickiness may bring unemployment fluctuations into a New-Keynesian model. Using a Bayesian econometric approach, bothmodels are estimated...

Applicants for any given job are more or less suited to fill it, and the firm will select the best among them. Increasing the wage offer attracts more applicants and makes it possible to raise the hiring standard, thereby improving the productivity of the staff. Wages that optimize on the...

This paper focuses on the systems-of-innovation (SI) approach and its policy implications. It introduces the topic by briefly reviewing the emergence, development, and diffusion of this approach and, then, spells out the constituents, activities, and boundaries of the SI approach. On this basis,...