Complex sentence: Some scholars as well as practitioners have argued that established companies simply lack the flexibility to explore new territories, as a result of the so-called success trap (i.e. the focus on their, historically successful, current business activities).
Split into simpler sentences: Some scholars as well as practitioners have argued that established companies simply lack the flexibility to explore new territories. One contributing reason could be the so-called success trap (i.e. the focus on their, historically successful, current business activities).