Choose on alternative investor category (private equity, sovereign wealth fund, impact investor, crowdfunding, hedge fund).Use harvard style referencing in other words, you are looking at investors.Based on a review of the existing literature, identify the key sustainability issues concerning this category (both negative and positive), outline the existing research evidence,Please model this discussion on literature review sections in corporate finance and corporate governance (and other reputable journals carrying such work); this will give you ideas on how to structure your argument and present prior evidence. and identify the key salient variables and data sources (concentrating on what is available in the public domain) for further study.In other words, what variables should you consider in evaluating a specific alternative investor category and the effects of their investments on target firms? Give reasons for your choice of variables.