CONCEPT
Enterprise vs. Speculation
Keynes's Chapter 12 distinction between investment driven by genuine expectation of long-term return and investment driven by anticipation of short-term market movements — the diagnostic that separates building from riding a wave.
Keynes drew the distinction in Chapter 12 of the General Theory. Enterprise is investment driven by genuine expectation of long-term return — the sober assessment of whether a venture will produce value over years and decades. Speculation is investment driven by anticipation of short-term market movements — the bet not on whether the asset is valuable but on whether other people will think it is valuable tomorrow. Enterprise requires judgment; speculation requires only speed and confidence. When the cost of acting on an impulse approaches zero, the balance tips from enterprise toward speculation — not because entrepreneurs intend to speculate, but because the structural filter that once selected for enterprise has been eliminated.
In The You On AI Field Guide
Keynes worried that speculation would overwhelm enterprise as financial markets became more liquid. His concern was that when stocks could be traded cheaply and rapidly, investors would stop caring about the long-term prospects of the companies they owned and