Wednesday, August 17, 2011

Return on investment

Books of Account
‘Adapt: Why success always starts with failure'
Tim Harford

Investing in new ideas and technologies

Return on investment or ROI is simply not a useful way of thinking about new ideas and new technologies, writes Tim Harford in ‘Adapt: Why success always starts with failure'. It is impossible to estimate a percentage return on blue-sky research, and it is delusional even to try, he argues.


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