id	keyword
easat-8335	payment
easat-8335	acceptance
easat-8335	trust
easat-8335	use
easat-8335	vol
easat-8335	systems
easat-8335	payment systems
easat-8335	usefulness
easat-8335	security
easat-8335	technology
easat-8335	ease
easat-8335	study
easat-8335	payment acceptance
easat-8335	adoption