The answer is; "these sites have <span>increased the cross-price elasticity for substitute products".
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When we evaluate the responsiveness
of the demand for any good towards the change in the price of a related good
is known as cross price elasticity of demand and it is
always measured in terms of percentage.
The job of the Federal Reserve System is to control the supply of money in the United States. Although it might seem like the Federal Reserve System prints the money as well, but this is in fact not true. The U.S. Treasury prints paper and coin currency and the Federal Reserve System distributes the money globally.
