These speculations are made on the currency pairs, which mean that how much secondary currency is required to buy one unit of the base currency, for example, in Euro / USD pair, Euro is the base currency and the rate will show the amount of USD required to buy 1 Euro. (xbinop.com)
In addition to the series» currency Bells, the free game will also have Leaf Tickets as a secondary currency that can be bought with real cash or earned through completing specific objectives. (cogconnected.com)
The «Source Crystals» system will be the secondary currency players can purchase with real money. (cogconnected.com)