The problem is that the paper tries to relate a pure mathematical theory, P≠NP, to a real-world phenomenon that is not mathematics. It's basically nonsense.
On Fri, Aug 2, 2019 at 12:13 PM Raul Miller <[email protected]> wrote: > On Thu, Aug 1, 2019 at 6:11 PM Jose Mario Quintana > <[email protected]> wrote: > > "But note that, for example, they might be trumped by unregulated > > trading activities." > > > > Right, but remember that the same argument also would apply to the mighty > > incognito technical strategies which, according to the paper you cited, > > might be lurking somewhere. > > If the market is inefficient, we should expect that many trading > strategies can be valid, > > And that is the case in practice. > > So I'm not seeing the problem. > > (Is there a problem?) > > Thanks, > > -- > Raul > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm > -- Devon McCormick, CFA Quantitative Consultant ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
