It's a cash economy and the US dollar is king.
If that same ratio applied today, the size of the cash economy would be about $64.3 billion, or $257 million a day.
Their purchases of marine products have increased fish demand and strengthened the cash economy.
For many of these workers, this may be their first step up into a cash economy from a largely subsistence rural existence.
If they worked at all, it was probably in the cash economy of Chinatown, where there are no records.
But with the growth of the cash economy, most Dhobi are now paid money for their services.
Primitive societies start out with barter, and then they progress to a cash economy.
Ukraine generally operates as a cash economy, and money scams are common.
This provided an impetus for a major transition from a trade to a cash economy.
This is a great example of the African initiative taken by peasant producers to adapt to a cash economy.