Even if that Dexter knew if he only knew that Carolina wasn't just a wife who really couldn't be of much use to him. Moreover, he is a CEO who must be able to position himself in every way as well. Because Dexter is indeed he knows that he is a man who should be able to do good things too, although maybe sometimes even himself he doesn't know anything about what will happen to his family later, or also his company in the future.
Dexter was just trying to be a really wise husband to Carolina. Even if sometimes it's true that Carolina really isn't a wife who cares 100% for her, let alone her company. But indeed Dexter was just trying to live out his days, by getting Immanuel to want to study business, at the same time maybe he knew that neither Antonio nor Carolina could ever be relied on by him 100% either.