What is the difference between willingness to pay and willingness to accept and how can it be measured??

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Proloy Barua

This article maybe useful

https://bmcpublichealth.biomedcentral.com/articles/10.1186/1471-2458-10-236#:~:text=The%20value%20attributed%20by%20CV,to%20forgo%20some%20good%2C%20or

Willingness to pay (WTP) = the maximum monetary amount a person would be willing to offer for a good or service.

Willingness to accept compensation (WTA) = the minimum monetary amount required for an individual to forgo some good or service that means opportunity cost.

Please see the link I shared for details.