Remember the old Saturday Night Live skit about the First CitiWide “change bank” that does nothing but make change? Our customers ask us how we make a profit, quips the bank’s spokesman. “The answer is simple – volume.” As laughable as this dubious business plan sounds, it bears many similarities to the business plan the management of the U.S. Postal Service has been practicing for much of the past decade. And, as might be expected, the model isn’t doing much to help the Post Office – which lost $5 billion last year – cover its costs. This week, the Service...