World’s ultra-rich suffered $10 trillion hit last year—but now is the time to be greedy, wealth report advises

The world's wealthy saw their biggest collective loss of wealth since the 1930s. (Credit: Courtesy of Getty Images)

Last year was not kind to the multimillionaires and billionaires of the world. 

According to the 17^th edition of its annual wealth report, real estate consultancy Knight Frank found a traditional blended portfolio belonging to individuals with at least $30 million in assets net of liabilities suffered its worst losses last year since the 1930s.