While tariffs and tariff threats have become a leading source of stock market volatility, they have had little impact on US business investment.
Researchers are developing new ways to gauge volatility far beyond financial markets.
Many companies are reassessing spending plans.
Every day, we express ourselves in 500 million tweets and 64 billion WhatsApp messages. We perform more than 250 million searches on eBay. On Facebook, 864 million of us log in to post status updates, comment on news stories, and share videos.
Uncertainty is confounding by its very definition. In the economy, uncertainty can arise from a number of different corners, including wars, natural disasters, and, of course, government decisions—or indecision.