The index indicated firms were working through backlogs of work to sustain output growth.

BBC: Scottish economic growth 'slows further'

For our part, we're working with rights holders worldwide to index a vast catalogue of programming for online use so hopefully your choices will multiply shortly.

BBC: Digital broadcasting: Industry answers

Here's how it works: Researchers give people working in pairs three sets of 12 questions written on index cards.

WSJ: Advice for Making New Friends: Share But Don't Overshare

Researchers at the U.K.'s University of East Anglia now are working on a scale they call the "dwell time index" to calculate how much time a planet has orbited in a habitable zone, compared with the time it took life to evolve on Earth.

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Small business employment has been slowly working its way out of a deep decline, with the Index hitting a post-financial crisis bottom in November 2009 at 89 percent of its January 2007 level.

FORBES: Small Business Employment Hasn't Been Hit Hard Everywhere

Since a portfolio consists of multiple mutual funds, a portfolio of actively managed funds should be benchmarked to a portfolio of comparable index funds to determine if active fund management is working or hurting.

FORBES: 1 in 20 Fund Investors Beat the Odds

However, a stronger U.S. dollar index and lower crude oil prices are bearish outside market forces working against the precious metals Friday morning.

FORBES: A.M. Kitco Metals Roundup: Gold Sees Upside Bounce on Short Covering, Bargain Hunting