Exhibit 5.2 Types of B2E EC Buvers Sellers Company A Company A ompany B Company B Company C Company C Company D Company D (a)Sell-Side B2B (b)Buy-Side B2B Services Others Governmet Sellers ers Hub Sellers Community An exchange Industry Universities associations (c)Electronic Exchange (d)collaborative Commerce Electronic Commerce Prentice Hall 2006
Electronic Commerce Prentice Hall © 2006 6 Exhibit 5.2 Types of B2E EC
Concepts, Characteristics and models of b2b ec Basic Types of B2B E-Marketplaces One-to-Many and Many-to-One: Private E-Marketplaces company-centric EC E-commerce that focuses on a single company's buying needs(many-to-one, or buy-side)or selling needs(one-to- many, or sell-side) private e-marketplaces Markets in which the individual sell-side or buy-side company has complete control over participation in the selling or buying transaction Electronic Commerc Prentice Hall 2006
Electronic Commerce Prentice Hall © 2006 7 Concepts, Characteristics, and Models of B2B EC • Basic Types of B2B E-Marketplaces – One-to-Many and Many-to-One: Private E-Marketplaces company-centric EC E-commerce that focuses on a single company’s buying needs (many-to-one, or buy-side) or selling needs (one-tomany, or sell-side) private e-marketplaces Markets in which the individual sell-side or buy-side company has complete control over participation in the selling or buying transaction
Concepts, Characteristics and models of b2b ec Intermediaries are frequently used Conducting auctions Aggregating buyers Complex transactions Many-to-Many: EXchanges exchanges (trading communities or trading exchanges) Many-to-many e-marketplaces, usually owned and run by a third party or a consortium, in which many buyers and many sellers meet electronically to trade with each other; also called trading communities or trading exchanges Electronic Commerc Prentice Hall 2006
Electronic Commerce Prentice Hall © 2006 8 Concepts, Characteristics, and Models of B2B EC – Intermediaries are frequently used • Conducting auctions • Aggregating buyers • Complex transactions – Many-to-Many: Exchanges exchanges (trading communities or trading exchanges) Many-to-many e-marketplaces, usually owned and run by a third party or a consortium, in which many buyers and many sellers meet electronically to trade with each other; also called trading communities or trading exchanges
Concepts, Characteristics and models of b2b ec Many-to-Many: EXchanges public e-marketplaces Third-party exchanges that are open to all interested parties(sellers and buyers) B2B2C a business sells to a business but delivers small quantities to individuals or business customers online intermediary An online third party that brokers a transaction online between a buyer and a seller; may be virtual or click and-mortar Electronic Commerce Prentice Hall 2006
Electronic Commerce Prentice Hall © 2006 9 Concepts, Characteristics, and Models of B2B EC – Many-to-Many: Exchanges public e-marketplaces Third-party exchanges that are open to all interested parties (sellers and buyers) B2B2C A business sells to a business, but delivers small quantities to individuals or business customers online intermediary An online third party that brokers a transaction online between a buyer and a seller; may be virtual or clickand-mortar
Concepts, Characteristics and models of b2b ec Types of Transactions spot buying The purchase of goods and services as they are needed, usually at prevailing market prices strategic systematic sourcing Purchases involving long-term contracts that usually are based on private negotiations between sellers and buyers Electronic Commerc Prentice Hall 2006
Electronic Commerce Prentice Hall © 2006 10 Concepts, Characteristics, and Models of B2B EC – Types of Transactions spot buying The purchase of goods and services as they are needed, usually at prevailing market prices strategic systematic sourcing Purchases involving long-term contracts that usually are based on private negotiations between sellers and buyers