Patients who receive a bone marrow transplant from an identical twin relapse half the time, perhaps because the twins share nearly identical immune systems.

FORBES: Magazine Article

You know, fly a big twin-engine, 600hp Beech Baron that eats avgas by the half ton and burps carbon dioxide like a sumo wrestler on yeast pills.

FORBES: Digital Rules

Sixty percent of myeloma patients die within five years, but Giusti beat the odds, living for a decade and a half through multiple rounds of drug therapy and a bone marrow transplant from her twin sister.

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In fact, both the socialists and the investment bankers are half right and make the case that unequal outcomes and equality of opportunity are twin virtues the twin pillars of sustainable and competitive countries to be embraced and celebrated.

ECONOMIST: Inequality and the world economy