<p>The Gross Domestic Product, or GDP, is constantly being revived. That‘s because counting all the goods and services sold in the country can be a challenging and overwhelming task. Usually, the government issues at least three versions of the GDP, but last year, the figure was revised all the way back to 1929. Watch this video, reported with CNBC’s Jeff Cox to learn why.</p>
<p>New rules used to score figure skating requires that judges create two different sets of scores, multiplied against varying factors, averaged and then added together. As if that wasn't complicated enough, the scoring happens twice.</p>
The unemployment number: it's the mother of all economic barometers. But do Americans really know what it's telling us and whether it's giving us a complete picture of the labor market's health? Watch this NBC News video and find out.