In recent years, in keeping with the new emphasis on science as a human activity, a process of inquiry, philosophers of science have begun to pay more attention to the criteria for choosing between competing hypotheses or theories. There is now a widespread tendency to treat the standard...

Since it is necessary to give up real resources, goods and services to provide for the demands of tourists, the net benefits to an economy from tourism growth are typically substantially lower than gross tourism expenditure. Recognizing this, tourism researchers are paying increased attention to...