Equity courts address failures in the courts of law, most specifically, failures to achieve fairness and failures to provide remedies. Shareholder profit maximization is a legal standard of ethical behavior for corporations. Subjectively ethical behavior will be objectively perceived as ethical behavior. Every person injured by a defendant's actions has standing to sue the defendant.
Trial courts find facts.
Appellate courts reverse trial courts that make material errors of fact. The separation of powers within the USA Constitution reserves substantial powers over international affairs to the individual State governments.