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• Two can live as cheaply as one what?
• Two can live as cheaply as one, for half as long.
• Even today two can live as cheaply as one. But both must be working.
• Two can live as cheaply as one, for half as long. -- Howard Kandel
• Two can Live as Cheaply as One for Half as Long. -- Howard Kandel
• Many believe that marriage offers us a good example of two people being able to live as cheaply as one.
  The proposition is absolutely correct, if one of the parties to it agrees to starve to death....