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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.
Entries in this reading3 entries

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.

Educational research material, not investment advice. Historical source context does not establish present-day performance.
19 of 24 in the Risk of ruin track
201545-45 pp.Next on Risk of ruinClosed-trade quality screens before sizing riskA system-efficiency score is generated only after at least two trades have been closed, and is used to judge whether results look better than chance.
All readings on this track · 24 readings
  1. 1985Forced-close odds from monthly edge and leverage
  2. 1986Constructing a pre-entry risk filter on price-ratio grids
  3. 1991Ratchet the halt floor and stage exposure against cash
  4. 1992Sizing capital from degraded records and volatility
  5. 1992Filter size by expected value and ruin
  6. 1995Risk of ruin as a pre-entry position filter
  7. 1995Filter leverage by sequence-loss odds
  8. 1996Grading track records by drawdown, expected value, and ruin
  9. 1998When quieter returns lose their survival edge
  10. 1999Loss response versus a precommitted trading process
  11. 1999Reauthorize ruin and drawdown filters after a winning stretch
  12. 2000Sold premium, survivorship, and ruin bounds
  13. 2001Monte Carlo drawdown risk and volatility position sizing
  14. 2001Alertness is a size filter, not a mood
  15. 2002A constant percent risk bound beats a higher win rate
  16. 2010Risk of ruin with fractional and reserve betting
  17. 2014Payout identity, expectancy, and path-dependent ruin
  18. 2015Spreading names is not a substitute for a ruin bound
  19. 2015Prestige labels versus one testable trade procedure
  20. 2015Closed-trade quality screens before sizing risk
  21. 2019Size mini futures from drawdown and leftover margin
  22. 2019Starting account size as a survival filter
  23. 2019Pre-entry ruin and volatility caps for short options
  24. 2020Forced margin, stop-loss, and ruin risk in 2020
All 48 readings tagged Risk of ruin
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