In the context of the input sentence, determine the relationship between 'Marissa Mayer' and 'Yahoo'.
Options: publisher, distribution format, employer, headquarters location

On this scorching New York summer morning it’s worth remembering that not all words of money wisdom come from today’s business heros, like Yahoo Yahoo !’s Marissa Mayer , or Microsoft's Microsoft's Bill Gates or even Facebook’s Mark Zuckerberg.
employer