Discovering productivity buried treasure

Taking a closer look at Porter and Kramer's shared value theories, Phil Preston finds companies that have saved millions of dollars by improving productivity in the value chain – for the wider social good.

This week I'm looking at Michael Porter and Mark Kramer's second 'main activity' for creating shared value – redefining productivity in the value chain.

This article follows on from last week, where the first of these activities – re-conceiving products and markets – was examined (Competitive Keys: Make your product mean more, January 18).

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