Examlex
In a single exponential smoothing model,finding the forecast value for each period requires having the actual and forecast values from the proceeding period.This is not possible for the first period,so for the first period one should use the actual value as the forecast value.
Roundabout Trade
Trade involving multiple countries where goods are exported to one country before being re-exported to the final destination.
Double-Coincidence
The situation in a barter economy where two parties each hold an item the other wants, enabling an exact exchange without the need for a medium of exchange.
Commodity Money
Money whose value comes from a commodity of which it is made, such as gold and silver, used historically as a medium of exchange.
Unit Of Account
A standard numerical monetary unit of measurement that provides a consistent way of quoting prices and conducting economic transactions.
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