We are given three sellers (a, b, c) each offering a distinct house for sale. We also have three buyers x, y, z. The valuations of the buyers for the houses are as follows: Buyer value for a value for b value for c X y Z 3 2 1 6 8 2 4 1 3 Run the bipartite graph auction procedure and state what the prices are at the end of each round. State what is the eventual set of market-clearing prices.