“…This study is novel in different aspects. First, Existing empirical studies suggest a few studies been conducted by researcher focusing on nexus of financial development and economic growth in Bangladesh using limited time period data (see, for example, Rahman 2004;Shahbaz et al 2015), Uddin et al, 2014a, b;Masuduzzaman 2014;Uddin and Chakraborty 2014;Kabir and Hoque 2007;Ali and Hassan 2010;Paul 2014aPaul , 2014b, in this research, we tried to cover long time series data to explore more convincing findings. Second, the Empirical literature shows that no such conclusive research focusing on financial innovation impact on economic growth of Bangladesh conducted yet, such research gap encourages us to take the opportunity to explore how and to what extent financial innovation playing a critical role in the development process of Bangladesh.…”