As a financial analyst, Jason manages a portfolio for a group of high-net-worth clients. One day, he discovers that one of the clients is involved in a business venture that presents a good investment opportunity. However, Jason knows that this investment might compete with other clients' interests in his portfolio. He is contemplating whether to recommend this investment to the client.
According to the CFA Institute Code of Ethics and Standards of Professional Conduct, which principle should guide Jason's decision regarding this situation?