In many studies travel behaviour (for example, commuting) is analysed on the basis of a utility function with the distance (d) travelled as one of the arguments. An example is U=U(d,Y-cd,T-td) where Y and T denote money and time constraints, and c and t money and time costs per unit distance....

Creative classes are usually found in inspirational, cultural environments. From that perspective, the presence of an attractive cultural or historical environment that is actively enjoyed by many people is a major asset for many cities. Cultural heritage has become a resource of both...