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the travel cost method of economic valuation, travel cost analysis, or clawson method is a revealed preference method of economic valuation used in cost benefit analysis to calculate the value of something that cannot be obtained through market prices (i.e.
travel cost method – tcm) είναι οικονομική τεχνική που χρησιμοποιείται προκειμένου να εκτιμήσει την οικονομική αξία περιβαλλοντικών αγαθών.