California approves traditional textbooks in six-year cycles.

VOA: special.2009.08.27

In all six cycles one index outperformed the other by at least 50 percentage points.

FORBES: Get Briefed: Jeremy Grantham

People in Belgium are entitled to up to six cycles of IVF free of charge.

BBC: NEWS | Health | IVF multiple births 'drain NHS'

Jeremy Grantham, chairman of GMO in Boston, has charted six cycles dating back to 1973.

FORBES: Riding the Dollar