Another day, another new trend goes viral on social media — but this latest one could potentially upend the US economy. The "No Buy" challenge, in which participants take a vow to buy only essential items, is generating a major buzz online. Given that consumer activity accounts for two-thirds of the economy, could the "No Buy" movement impact US growth? Presented by @cmegroup: https://www.cmegroup.com/openmarkets/quicktake-by-bloomberg.html?utm_source=youtube&utm_medium=paid_social&utm_campaign=quicktake_evergreen&utm_content=more_insight