Answer:
Endowment effect
Explanation:
Endowment effect is the effect which is defined as the when the ownership rises or increases the value of the product or the item.
For example, when it is asked to set a price for an item to be exchanged, the sellers usually ask for a much higher price for the product, than the buyers are willing to pay. This effect is called as the endowment effect because the ownership increase the value linked with the product or item.