Users’ Payment Intention considering Privacy Protection in Cloud Storage: An Evolutionary Game-Theoretic Approach

Table 1

Parameter definition.

Symbol	Description
	Basic storage profits of users if users choose ”free use” strategy and providers choose “negative protecting” strategy,
	Basic storage service profits of providers if users choose ”free use” strategy and providers choose “negative protecting” strategy,
	Users’ costs of privacy protection service if users choose ”paid use” strategy and providers choose “positive protecting” strategy,
	Providers’ investment costs for improving privacy protection service if users choose ”paid use” strategy and providers choose “positive protecting” strategy,
	Profits of users from free riding if users choose ”free use” strategy and providers choose “positive protecting” strategy,
	Profits of providers from free riding if users choose ”paid use” strategy and providers choose “negative protecting” strategy,
	Privacy protection profit growth coefficient of users if users choose ”paid use” strategy and providers choose “positive protecting” strategy,
	Privacy protection profit growth coefficient of users if users choose ”paid use” strategy and providers choose “negative protecting” strategy,
	Privacy protection profit growth coefficient of providers if users choose ”paid use” strategy and providers choose “positive protecting” strategy,
	Privacy protection profit growth coefficient of providers if users choose ”free use” strategy and providers choose “positive protecting” strategy,