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When U(x) is infinitely large elsewhere,the wave function of a particle restricted to the region 0 < x < L where U(x) = 0,may have the form (x) =
Barter Economy
An economic system where goods and services are exchanged directly for other goods and services without using money as an intermediate.
Medium of Exchange
An instrument used to facilitate the sale, purchase, or trade of goods between parties, for example, money or digital currency.
Planned Economy
An economic system in which the government or a central authority makes all decisions regarding the production and distribution of goods and services.
Barter Economy
An economic system where goods and services are exchanged directly for other goods and services without the use of money.
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