Big Data Market Optimization Pricing Model Based on Data Quality

Table 2

Frequently used notations.

Notation	Description
	The quality level of the data products and services
	Subscription fees for data products and services
	Customers’ Willingness to Pay
	Customer sensitivity to quality level
	Profit resulting from the separate sales of the data product and service under and
	Data utility with curve fitting parameter and quality level
	The number of customers willing to buy a data product or service
	The unit price of the data quality
	Lagrangian of the profit function