posted by cheza .
suppose that DVD player producers find that they are selling more DVD players at the same price than they did 2 years ago. is it a shift of demand curve or a movement along the demand curve? suggest at least four reasons why this rise in sales at an unchange price might occur.
Here are some links you might try about an increase in demand:
As for DVD's, I waited until "the bugs were sorted out" before I decided to join in the technology.