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There was an article a while back -- https://news.ycombinator.com/item?id=1144548 https://news.ycombinator.com/item?id=1144548 -- purporting that the efficient
by warbiscuit 10y ago
There was an article a while back -- https://news.ycombinator.com/item?id=1144548 https://news.ycombinator.com/item?id=1144548 -- purporting that the efficient market hypothesis is true if and only if P = NP. ... which I'd argue implies social science is overly optimistic about that hypothesis.
- idanoeman 10y agoThat also implies that if the market is very close to efficient, you need absolutely massive amounts of computational power to bring it even closer (i.e. to make money). So even if it is inefficient, that doesn't mean anyone can reasonably expect to find exploitable patterns.