Most economic models struggle to incorporate biophysical relationships between materials, energy and emissions, in order to appropriately deal with biophysical constraints of supply (and possibly also demand). After the incorporation of biophysical constraints, some functions produced surprising...

With reference to the use of material and energy resources, we seek to • underline the need for a marked socio-ecological transition. Business-as-usual will fail in the face of an unprecendented rise in global demand, a rising price level and volatility of raw materials and indications of...

The austerity vs stimulus discussion among economists and politicians is gaining momentum. Not surprisingly, both parties are actively appealing to the memory of John Maynard Keynes who, indeed, put forth the idea of economic stimulus but never recommended that it be used on a scale as massive...