Supply and demand graph
The downward sloping demand curve reflects the fact that as price increases, consumers willing to purchase less of the good or service.
Source
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"Why is Music Cheaper Now?
It's as Simple as Supply and Demand - MTT - Music Think Tank."
http://www.musicthinktank.com/blog/why-is-music-cheaper-now-its-as-simple-as-supply-and-demand.html
Music Think Tank
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