Examlex
There are no important differences between instant messaging and text messaging.
Quantity Demanded
The total amount of a good or service that consumers are willing and able to purchase at a given price.
Change in Price
The variation in the price level of goods or services over a period of time.
Elastic
Describes a situation in economics where the demand or supply for a good or service significantly changes in response to changes in price.
Total Revenue
The total amount of money generated by a business through its sales of goods or services before any expenses are deducted.
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