Transparency and objectivity of researchers can be affected by personal or financial interests. Directly or indirectly. Research can be directly affected by the interests of the person conducting it if the person has a direct benefit from a company such as stock ownership, grants, and patents. And indirectly if

• If the product will provide some benefits to the expert/researcher
• If the person was employed before by the company who funds the research
• The person will be given recognition, paid expert testimony, and support from sponsored organizations of the company Correct
• If the research is funded just heighten the demand of a certain product