2015issue C0560-61
Prestige labels versus one testable trade procedure
Public labels for a market participant often change with the scale of activity even when the underlying activity stays the same. The archive still groups a high-emotion stance with novice wagering, and it names the same professional requirements across gambling, speculation, and investing: emotional control, a grasp of probabilities, explicit entry and exit rules, and risk management.
- A market-label such as gambler, speculator, or investor often tracks scale and respectability rather than a change in decision method.
- The trading-psychology-process keeps emotion from substituting for a written decision about what others are likely to do, what the participant will do, and when to stand aside.
- The checklist-process inspects entry, hold, profit-exit, loss-exit, and abstention rules so the whole trade is testable as one procedure.
- Affordable-loss is the first sizing question, and risk-of-ruin sets a bound so a single outcome cannot remove the participant from the game.
Labels that follow scale
Public labels for a market participant often change with the scale of activity even when the underlying activity stays the same. A market-label such as gambler, speculator, or investor often tracks scale and respectability rather than a change in decision method.
A high-emotion stance that treats markets like an uncontrolled chance event is grouped with novice wagering rather than with a controlled decision process.
A written decision instead of emotion
Across gambling, speculation, and investing, the named professional requirements are emotional control, a grasp of probabilities, explicit entry and exit rules, and risk management.
The trading-psychology-process keeps emotion from substituting for a written decision: the participant states what others are likely to do, what they will do, and when they will stand aside.
A working distinction for speculation is studying the market and writing strategy-specific rules that state when to enter and when to leave. Rules-based-speculation takes a position only with strategy-specific conditions for entry, hold, and exit, plus records that flag when conditions have deteriorated.
A participant who keeps records can treat a deteriorating condition as a signal to limit the loss and wait for a later opportunity.
The whole trade as one procedure
The checklist-process is a pre-position inspection of entry, hold, profit-exit, loss-exit, and abstention rules so the whole trade is testable as one procedure.
Indefinite holding and fundamental quality alone are not presented as protection against severe loss or as a substitute for an entry rule.
Bound the loss before size
The primary pre-position question is how much loss can be absorbed, not how large a gain is hoped for. Affordable-loss is that first sizing question: how much the account can absorb if the idea is wrong, not how large the hoped-for gain appears.
Risk-of-ruin is a bound on loss and exposure set from account equity and uncertainty before size is chosen, so a single outcome cannot remove the participant from the game. Ruin-risk language and related statistical decision tools appear in both gaming practice and market risk practice.
Remaining capitalized is given as a reason a short-horizon participant may attend at least as closely to original-capital preservation as a long-horizon participant.
All readings on this track · 24 readings
- 1985Forced-close odds from monthly edge and leverage
- 1986Constructing a pre-entry risk filter on price-ratio grids
- 1991Ratchet the halt floor and stage exposure against cash
- 1992Sizing capital from degraded records and volatility
- 1992Filter size by expected value and ruin
- 1995Risk of ruin as a pre-entry position filter
- 1995Filter leverage by sequence-loss odds
- 1996Grading track records by drawdown, expected value, and ruin
- 1998When quieter returns lose their survival edge
- 1999Loss response versus a precommitted trading process
- 1999Reauthorize ruin and drawdown filters after a winning stretch
- 2000Sold premium, survivorship, and ruin bounds
- 2001Monte Carlo drawdown risk and volatility position sizing
- 2001Alertness is a size filter, not a mood
- 2002A constant percent risk bound beats a higher win rate
- 2010Risk of ruin with fractional and reserve betting
- 2014Payout identity, expectancy, and path-dependent ruin
- 2015Spreading names is not a substitute for a ruin bound
- 2015Prestige labels versus one testable trade procedure
- 2015Closed-trade quality screens before sizing risk
- 2019Size mini futures from drawdown and leftover margin
- 2019Starting account size as a survival filter
- 2019Pre-entry ruin and volatility caps for short options
- 2020Forced margin, stop-loss, and ruin risk in 2020