User contributions for Xy3P4s
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18 August 2007
- 01:5801:58, 18 August 2007 diff hist +7,939 m 2. Some Basic Economics of Information Production and Innovation No edit summary
12 August 2007
- 13:3813:38, 12 August 2007 diff hist +15,184 m 2. Some Basic Economics of Information Production and Innovation No edit summary
23 June 2007
- 06:2806:28, 23 June 2007 diff hist −4,231 m 2. Some Basic Economics of Information Production and Innovation No edit summary