The key features are:

  1. Formed for rewards (material or psychic).
  2. Implies existence of at least two partners.
  3. Based on temporary conjunction of specific interest.
  4. Dynamic as players and groups dissolve and form new ones.
  5. Keynote is compromise, with no place for rigid dogma.
  6. Works on a minimum programme.
  7. Hallmark is pragmatism, not ideology.
  8. Purpose is to seize power.