Recent research tells us that 70% of B2B marketers are creating more content than they did one year ago. Nowadays, B2B marketers are eager to learn more about the key metrics they need to measure. It was also found that only 21% are successful in tracking ROI. So, companies should adopt content marketing as a part of their inbound strategy. Matthew Buckley (an Account Manager) writes in his article how attribution models can be used to prove the ROI on your inbound marketing initiatives. Read more at: http://www.business2community.com/inbound-marketing/how-to-calculate-inbound-marketing-roi-with-attribution-modeling-01338552