Many assume an individual’s valuation scale, which is in his head, determines his choices. The decision to buy or not to buy a particular good is subjective valuation. Since the buying of goods is not linked to any particular goal, this buying is of a random nature. From this it may appear that subjective valuations are of an arbitrary nature. But is this the case?

The decayed and degraded state of German infrastructure has prompted Eric Gujer to publish an opinion piece in the Neue Zürcher Zeitung (NZZ) in which he advocates for a compromise between conservatives (increase the debt limit and thereby free up funds for renovations), progressives (reform social spending), and the government (reduce subsidies).