Take context from the input text and decide on the accurate relationship between 'Jamie Dimon' and 'chief executive officer' from the options provided.
Options: position held, business division, member of, manufacturer

How JPMorgan boss Jamie Dimon bucked convention to become a billionaire Life is getting better for middle-class households despite mounting income inequality, thanks to improvements in technology and cars, according to JPMorgan Chase chief executive officer Jamie Dimon.
position held