Question: how much does the richest man earn a year?
Answer:  Jeff Bezos. Net Worth (2018): $112 Billion. ... 
 Bill Gates. Net Worth (2018): $90 Billion. ... 
 Warren Buffet. Net Worth (2018): $84 Billion. ... 
 Bernard Arnault. Net Worth (2018): $72 Billion. ... 
 Mark Zuckerberg. Net Worth (2018): $71 Billion. ... 
 Amancio Ortega. Net Worth (2018): $70 Billion. ... 
 Carlos Slim Helu. ... 
 Charles Koch.