Future People Puzzles
What are our obligations to future generations of human beings? This question has pressing implications for everything from climate change policy to the accumulation of national debt. Perhaps we owe nothing to future people, since they don’t (yet) exist, or since their future identities depend upon our actions. But if we reject these lines of thought, as most of us do, then how exactly should we weigh the well-being of future people against the lives of those currently living? Should we apply some sort of “discount rate,” and if so, which one?