a system doesn't have to "work to inifinity," but if it's drawdown not only bankrupts the firm but nearly causes a financial markets meltdown, it...
first the expectancy that the losers have to be huge is a relative concept. you'd have to be selling 10 delta options consistently for this to be...
sure i've heard of 'em. long term capital management (LTCM) comes to mind. black boxes tend to work until they don't.
i think you missed my point. if there is someone that proclaims they use a system that consistently makes money then there should be some sort of...
i would guess not. a predetermined exit is the equivalent of holding a shorter term option to expiration. it's just a little more complicated...
hey John, i couldn't resist. i'd rather get roughed up here than by the market. i made the mistake of telling people they will never find a...
i don't really believe in much when it comes to the markets. i'll leave that to the faith seekers. i need to see some proof to be convinced of...
my last comment is simply that based on years of experience and upon exposure to many that proclaimed that they traded faithfully from a system...
okay. where are these systems and traders. please show me one along with audited statements and independent proof that the profits were derived...
derivatives do not create anything. they are merely ways of breaking up risk and reward properties of assets and monetizing these elements for...
i rest my case. (i.e. systems do not work.) i never said that the market has no inefficiencies or that no one tries to trade robotically. i...
the claim about the impossibility of an amateur finding an inefficiency is logically self-evident. the claim about winning traders not having a...
okay we're working from different definitions and terminology. i assuming that "strategy" involves not just "a series of option positions" but...
there's a difference between "zero-sum" and "zero-expectancy". zero-sum indicates a finite system. every withdrawal entails an equal deposit....
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