Keynes had many plausible things to say about unemployment and its causes. His "mercurial mind", though, relied on intuition, which means that he could not strictly prove his hypotheses. This explains why Keynes's ideas immediately invited bastardizations. One of them, the Phillips curve...

The aim of this paper is to analyse the possible trade-off between employment and productivity using panel data on world economies, developed and developing. We begin with the importance of productivity growth for developing countries, followed by a brief discussion of the concept of...

The Danish water regulator uses, among other things, Data Envelopment Analysis to create a pseudo-competitive environment for the water companies. The benchmarking results are used to set an individual revenue cap for each company. The benchmarking model is currently criticized for not including...