Auctions are widely used in finance, e-commerce, and in e-games. Identify three examples of auctions used in finance, e-commerce, and/or e- games. Explain the following in-depth: 1-The need for an auction to uncover value in the product or service. 2-How the type of auction used to uncover the value of the product or service is better at uncovering value than other types of auctions