The stock market has done well overall since Trump was elected.
However, most of Trump's tweets still fail to make an impact, with just 146 of around 4000 sent during market hours since 2018 moving the market.
They found that the Volfefe Index can account for a "measurable fraction" of moves in implied volatility, seen in interest rate derivatives known as swaptions.
The Bank estimated that the American leader publishes about 5-10 tweets per day.
Trump files a lengthy report detailing his holdings with the Office of Government Ethics each year, but figures on the value of his assets, revenue taken in and how much he has borrowed are given in broad ranges.
Analysts explained that the number of Trump tweets that caused market volatility increased in August, prompting a need to pay more attention to their effects.
JPMorgan noted that Trump's "market-moving" tweets used similar keywords-China, billions, dollar, tariffs and trade-though they were less likely to be retweeted or liked.
Meanwhile, Citi's work shows that the president's tweets are generally followed by a stretch of higher volatility across global currency markets.
US President Donald Trump's tweets - especially on the US-China tariff war and US central bank's interest rate decisions - have had enormous effect on the global financial markets, leading to wild swings in the prices of stocks and bonds.
The bank suggests that his love for the social media handle to express his thoughts and decisions have had a statistically significant impact on US Treasury bond yields, with two and five-year rates more impacted than 10-year securities.
The same goes for the bond market and for interest rates. To the extent that there is a signal, it's associated with United States dollar weakness relative to the Japanese yen and the euro when trade is the subject matter. On days with fewer than five presidential tweets, the market has risen.
However, S&P 500 rose more than 35% since then, trump won the election in 2016, concludes the Agency. Only the headline has been changed.