• what to name it? (eg, *problem, *paradox, *puzzle)
  • what to call it? (eg, is a problem; alt, is to find)
  • whether and where to place it? (eg, in probability)

See Talk: Two envelopes problem#Lead thoughts, especially Richard Gill, May 8


The Lead and See also sections are likely to be important.

Problem
Paradox; List of paradoxes with useful preface
Fallacy; List of fallacies; List of cognitive biases
Puzzle
Brain teaser 
Riddle: said to be Enigma or Conundrum
Proverb
what's the problem?
problem
other


Why not Bertrand's box?

Georg Wilhelm Friedrich Hegel

compare Marxian contradiction (maybe Hegelian contradiction)

See also eg, 0.999...