The majority of point of sale machines in countries like Brazil are contactless-ready, but few retail customers are taking a cue from commuters.
The purchase of the Carapé I and II wind fields in Uruguay is a sizable event for the nation, and the first such venture abroad by Spain's Saeta Yield.
A study looked at Brazil, Argentina, Chile, Colombia and Peru, which make up 85% of South America's GDP.
Uncertainty is damaging the prospects for economic recovery.
While more Mexicans have access to banking institutions in Mexico, lack of information and education on retirement accounts continues to be a significant problem.
BBVA and Santader are testing the transactions through San Francisco-based Ripple's distributed ledger technology, which enables permanent time-stamped records with integrated messaging.