The demand for transportation is said to be "derived" because the large majority of travel is not for the purposes of movement, but in order to reach destinations. When demand for a good is direct...
demand which is demand which is depend on the purchase of the final product,its called derived demand.eg:purchase of thed fuel for the car.i.e car is the main or final product and fuel is derived...
Derived demand is the sort of demand that arises for particular goods or services, not for the goods or services themselves, but because of the use to which they can be put. Take for instance baking...
The way I learned it was this. Start with two commodities that you like. Say steaks and chicken breasts. Then draw a graph, with "steaks consumed" on the Y axis and "chicken breasts consumed" on the...