Take context from the input text and decide on the accurate relationship between 'Jamie Dimon' and 'JPMorgan Chase' from the options provided.
Options: distribution format, director/manager, distributed by, employer

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.
employer