Continuous inflation or deflation left unchecked can wound the economy. While deflation can drive down prices, which is good, profits and wages may also suffer and repaying debt becomes expensive.

Forbes Media chairman and co-author of "Inflation" Steve Forbes presented his definition of inflation. He was interviewed by New York Times economics reporter Jeanna Smialek.

What Is the Definition of Inflation? Inflation is a measure of purchasing power. It’s defined as the rate at which the prices of products and services change ...

With inflation we seem to have a problem of definitions. More specifically, everyone seems to want to give inflation a definition as opposed to accepting the definition. It’s the word equivalent ...

What is stagflation? Although the term lacks a formal definition, stagflation occurs during times of high inflation and slow economic growth. It typically coincides with high unemployment and ...

It changes by the day, but Iran’s currency - the rial - is falling. This is inflation. The value of money declines such that holders of it can exchange it for fewer and fewer goods and services ...

Inflation was high — above 10% not only in 1981, but the two previous years — yet economic growth was also relatively stagnant. Stagflation thus offers a brutal combination.

This week is going to be a busy one for US economists. The preliminary reading of second-quarter economic growth, possibly the most anticipated data point of the week, is due to be published July 28.