16. A computer system comprising a processor and machine programmable memory which stores software to cause the processor to perform the steps comprising: receive from a submitting participant the first document; receive a request from one or more purchasing participants to purchase shares in the first document, subtracting, at the server, one or more tokens from an account of the one or more purchasing participants and adding shares in the first document to the account of the one or more purchasing participants; accept the first document for publication after a predetermined amount of shares in the first document are purchased in a predetermined period; and add tokens to an account of at least one participant that owns shares in a second document cited in the first document.
17. The computer system according to claim 16 , wherein the processor is a server that is connected to the Internet and hosts a website that can be accessed by participants.