Instagram 'micro' and 'nano' influencers have become a powerful force for marketers, but data suggests only a small fraction of them are doing brand deals

· New data from Socialbakers, a social-media marketing company, suggests that "micro" (10,000 to 50,000 followers) and "nano" (under 10,000 followers) influencers make up the majority of brand collaborations on Instagram.
· Together, they consisted of around 70% of brand collaborations in 2020 as of July, Socialbakers...