According to an article in the Wall Street Journal the price

According to an article in the Wall Street Journal the price of flat-screen televisions fell between 2001 and 2004 from more than $8,000 to about $3,000. During that period Sharp, Matsushita Electric Industrial, and Samsung all began producing flat-screen televisions. Use a demand and supply analysis to explain what happened to the quantity of flat-screen televisions sold during this period.

Solution

Demand and supply anlysis imply that with increase in demand, the price would increase. However, its the vice versa case. Hence, expecting the demand fall would have been the reason.