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...Transport economics energy summer school selena sheng centre business uoa demand supply congestion pricing econometric modelling for forecast derived an individual s is instigated through their something else not typically consumed because people like travelling but supports other activities i e jtw commuting the movement of freight time specific when services are they demanded now generally travel to engage in at various locations period has a very short expiry date follows peaks and troughs morning afternoon rush hours significant impact upon way which provided indeed whole pf operations microeconomic theory what determines particular journey or mode may happen level if road system introduced how can airline operator charge passengers different prices same flight schools session on holidays effects change price petrol private car usage...