We provide a new method to derive the state price density per unit probabilitybased on option prices and GARCH model. We derive the risk neutraldistribution using the result in Breeden and Litzenberger (1978) and thehistorical density adapting the GARCH model of Barone-Adesi, Engle, andMancini...

We use a user-cost model to study how dispersed information among housing marketparticipants a¤ects the equilibrium house price. In the model, agents are disparatelyinformed about local economic conditions, consume housing services, and speculate onprice changes. Information dispersion leads...