RG

IN CONTEXT

FOCUS

Product development

KEY DATES

5th century BCE The ancient Greeks use discounted cash flow to take into account the amount that money devalues during lengthy investment appraisal decisions.

1764 English inventor James Hargreaves invents the “spinning jenny”—a device that enables textile workers to spin eight spools of cotton at once, rather than just one.

1994 Nissan executive Chris Baylis claims that “simultaneous engineering” is the quickest and most effective way of achieving “optimum design solution.”

2001 Software developers in Utah, US, produce a manifesto for the agile software development approach.

Time has a monetary value. For ...

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