Examlex
A trackball is a type of pointing device that converts drawings and other graphic images into digital data in order to enter it into a computer system.
Tax
Mandatory financial contributions imposed by governments on individuals, businesses, or transactions to finance government activities.
Buyers
Individuals or entities that purchase goods or services from sellers in exchange for money or other valuable considerations.
Sellers
Entities or people who make products or services available for purchase in the market.
Total Surplus
A measure combining the gains of consumers and producers, indicating the overall economic benefit derived from transactions.
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