4.2 • 639 Ratings
🗓️ 12 August 2014
⏱️ 2 minutes
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0:00.0 | Understanding the human body is a team effort. That's where the Yachtel group comes in. |
0:05.8 | Researchers at Yachtolt have been delving into the secrets of probiotics for 90 years. |
0:11.0 | Yacold also partners with nature portfolio to advance gut microbiome science through the global grants for gut health, an investigator-led research program. |
0:19.6 | To learn more about Yachtolt, visit yawcult.co. |
0:22.7 | J-P. That's Y-A-K-U-L-T dot-C-O-J-P. When it comes to a guide for your gut, count on Yacol. |
0:33.4 | This is Scientific American 60 Second Science. I'm Christopher Ndallata. Got a minute? |
0:39.6 | Want to know what the most popular movies, albums, and video games are? |
0:43.5 | Ask the Internet. But don't Google it. Check what other people googled. |
0:48.0 | That's the theory behind Google flu trends, which crunches search data to forecast flu prevalence, |
0:53.2 | with admittedly mixed results. |
0:55.6 | Nevertheless, researchers have applied the idea to the stock market. |
0:59.2 | They found that when searches related to business and politics go up, the market tends to take a dive. |
1:04.8 | Queries for words like election, Senate, and CEO are predictive of the downward trend, |
1:09.9 | but not terms like church, earthquake, and geometry. |
1:13.6 | Why the correlation? The researchers say investors in the public may be more likely to search |
1:18.1 | for information on business and government when they're concerned about the economy. And if |
1:22.6 | confidence in the economy drops, so might stock prices. The findings appear in the proceedings of the National Academy |
1:28.8 | of Sciences. Over time, the correlation weakened, a sign that traders may already be using |
1:34.6 | internet search data in automated trading algorithms. Generally speaking, if an opportunity like this |
1:40.7 | is known, then the effect will diminish. And that's what we think we're seeing |
1:46.0 | in the data that we looked at from 2004 to 2012. |
1:50.0 | Lead author Chester Kerm, a research fellow at the Warwick Business School. And before you |
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