If you consider the customer satisfaction equation the factor that led to different outcomes was the different expectations we had.

FORBES: The Customer Service Equation

The other factor in the equation is Belgrade, where interest in Kosovo's future has reawakened recently.

ECONOMIST: Kosovo's future

And yet, there did remain something else, or rather, someone else, to factor into the equation.

CENTERFORSECURITYPOLICY: Norman Podhoretz receives the Center's Mightier Pen Award

Money as well as politics is a factor in the equation.

ECONOMIST: Fox-hunting

On the other side of the how-to-age-gracefully-and-healthfully equation is the ever-important factor of diet and nutrition.

CNN: Stay wise about weight as you age

Investigations proved that a major factor in the safety equation was the pilot, not the airplane.

FORBES: He Brought Safety To The Skies

An algebraic equation will never be able to factor in the alchemic talents of the likes of Harold Geneen.

ECONOMIST: Bidder beware | The

Even though the economy will factor into the voting equation, it's difficult to parse who might benefit most, says Zandi.

NPR: Philadelphia House Race Turns on Money Issues

Apparently that person failed to factor Batman into the equation and the subsequent conversation between them is both revealing and saddening.

FORBES: Power, Absolute: 'Injustice: Gods Among Us #8' Review

The good news is that the brand can serve as a surrogate for the added-value consumers are looking for, and become a driving factor in the value equation.

FORBES: Engagement Is Never on Clearance

LeapReader's a sort of spiritual successor to the company's Tag line, maintaining the reading tool's pen-like form factor, while adding writing to the equation.

ENGADGET

The staggered LTE offerings by U.S. carriers are another factor affecting the supply-side of the equation.

FORBES: Are Wireless Data Prices in the United States Too High?

Starting with the database technology that removed me from the equation, to the design of the service process, to the human factor, the entire brand experience integrated seamlessly.

FORBES: Measuring the Distance Between a Brand Promise and a Brand Experience

What is also lost in this equation is that when you tax people at higher rates, you also have to factor in what actions those people tax as a consequence.

FORBES: Weasel Words Atop Fiscal Cliff: Congress Can't Avoid Tax Hikes By Closing 'Loopholes'