Social impact - Examples of mental methods (2/2)

Consulting methods

• US5734890 Gartner Group 1995: System and method for analyzing procurement decisions and customer satisfaction

Financial methods

• US4752877 & EP0278132 College Savings Bank 1986: Method and apparatus for funding a future liability of uncertain cost

Social methods

• US6092051 & EP1017025 NEC 1995, 2000: Receipt-free electronic voting method and system