The federal government acknowledged on Friday that your last few cellphones were more valuable than it thought.
That disclosure came tucked in a package of revisions the government made to the economic growth statistics it published from 2012 to 2017.
From time to time, data wizards at the Commerce Department take a new look at their past estimates of how large the economy was in a given quarter, and how fast it was growing, and re-evaluate those estimates using new information that has come to light.
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This year, that new information includes a better way to measure the quality of cellphones, which, you may have noticed, usually improve with each new iteration.
The statisticians concluded America's imported cellphones were improving more rapidly than previously calculated — that consumers had actually gotten more for their money than we thought. That change had a ripple effect, all the way up to annual economic growth figures, which emerged from the revisions ever so slightly changed from previous estimates.
Here are four takeaways from the total package of revisions: