Steve Keen notes, following George Stigler, that if firms do not react strategically to one another, the slope of the demand curve that a firm faces is the same as the slope of the market demand curve.

* A Marx for Post Keynsians by Steve Keen

According to economist Steve Keen, the " deleveraging " moments when they ( or the governments they live under ) pay down debt instead of spending on consumption or investment in real-economy infrastructure, result in economic crises or even depressions ( such as The Great Depression ).

* Steve Keen, Debunking Economics ; The Naked Emperor of the Social Sciences.

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Some Heterodox economists, including Mauro Gallegati, Steve Keen and Paul Ormerod, have shown more interest, but also criticized trends in econophysics.

* Steve Keen ( born 1953 ), Australian economist

* Steve Keen argues that " Essentially, Marx reached the result that the means of production cannot generate surplus value by confusing depreciation, or the loss of value by a machine, with value creation ".

The line-up included Dougie Anderson as chair, with panel members including Dan Wright and Steve Marsh, aka Electric Forecast, Jovanka Steele, Susan Murray, Sharon and Lauretta Gavin, Tom Price, Adrian Poynton, Les Keen, Michael McIntyre and Jo Caulfield.

* Steve Keen

" Steve Keen points out that only two of the twelve economists who were identified by Dirk Bezemer as having genuinely predicted the outbreak of the 2007 – 2012 global financial crisis, were guided by mathematical models: the late Wynne Godley and himself.

In his book Debunking Economics: The naked Emperor of the Social Sciences, the Australian economist Steve Keen has attempted to counter Marx's theory ( in his view Marx's pre-1857 view, specifically ) from a post-Keynesian perspective, by arguing that machines can add more product-value over their operational lifetime than the total value of depreciation charged during those asset lives.

Debt-to-GDP measures the financial leverage of an economy ; some economists, such as Steve Keen, advocate using it as the key measure of a credit bubble ( both its level and its change – particularly of private debt and total debt ), and high levels of government debt ( public debt ) are widely decried as fiscal irresponsibility.