Farmer Bob owns on a farm that his family has lived on and worked for five generations. He had always planned to eventually sell it for his retirement.A large developer wants to buy the farm and build a 1,000 home community.The developer will pay $2 million to Farmer Bob contingent upon the land being rezoned.The local government refuses to change the zoning and will only permit the development of 200 homes. The developer backs out.What does the local government owe Farmer Bob?