Expected values
Used on these types
The currency of the price, or a price component when attached to [[PriceSpecification]] and its subtypes.\n\nUse standard formats: ISO 4217 currency format e.g. "USD"; Ticker symbol for cryptocurrencies e.g. "BTC"; well known names for Local Exchange Tradings Systems (LETS) and other currency types e.g. "Ithaca HOUR".