Find the Jacobian of the given transformation. 
Definitions:
Willingness To Pay
The maximum amount an individual is prepared to spend to procure a good or service, reflecting the value they place on it.
Expected Revenue
The total amount of money anticipated to be received for goods or services sold, calculated over a specific period.
Probability
A measure of the likelihood that a particular event will occur.
Reservation Price
The maximum amount a buyer is willing to pay for a good or service or the minimum amount a seller is willing to accept.
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