n.
1.(economics) the principle that when two kinds of money having the same denominational value are in circulation the intrinsically more valuable money will be hoarded and the money of lower intrinsic value will circulate more freely until the intrinsically more valuable money is driven out of circulation
Idiom of the Day
tax-and-spend
spend freely and tax heavily
The government has a tax-and-spend attitude that many people do not like.