The following result is obtained by our expert's opinion: So, at the initial stage, the role of R&D is not visible but actually what you do in the initial stage of any business is the only R&D. Later R&D plays the most prominent role in the business as it is only responsible for the sustainable growth of any business. R&D can push or pull any other department behind. As only this department have the capability to provide business future opportunities. R&D increase the worth of any company as companies file patents or other IPRs only because of their researches and development.