It's quite extraordinary the way in which Marianna Mazzucato, in her book The Entrepreneurial State, uses the example of the iPhone as proof that it's really the State that is the entrepreneur. Here's Owen Jones taking the argument for a walk:
Last time around that we had some vast economic disaster we ended up with the conventional wisdom being that fiscal policy was everything and that, as Keynes pointed out, governments should just spend more in fiscal stuimulus and she'll be right. As Friedman and Schwartz then went on to point out this wasn't quite so. The real cause of the Great Depression was not the stock market crash but the monetary response to it. The Fed rather screwing up by allowing the money supply to fall.
Finally we've got someone valuing a company, a producer, in the correct manner. Which isn't by the amount of tax the company pays (no, sorry Margaret, Lady Hodge, it simply isn't), nor by the number of people it employs and most certainly not by either the stock market valuation nor turnover of the organisation.
No, the greater value of a producer is what it delivers to us, the consumers: