By Lars Mucklejohn The chief executive of the Financial Conduct Authority (FCA) has said more risk-taking among firms is needed to push a “step change” in the UK’s financial inclusion, which could also boost economic growth. With research suggesting a “causal link” between inclusion and growth, the UK needs “a fundamental change in mindset” to tackle the causes of financial exclusion, Nikhil Rathi told a conference hosted by debt charity StepChange on Thursday. “And some evidence suggests economic growth and wealth creation can in turn bolster financial inclusion,” Rathi said. He noted that Si…