>That way holding cash is better than buying a government bond but you're still loosing purchasing power holding cash, so why not spending it? You want all ret

>That way holding cash is better than buying a government bond but you're still loosing purchasing power holding cash, so why not spending it? You want all retirees to spend all their money at once? What if they planned to live for another while? Safely carrying value into the future is a service that can sometimes cost you. There is nothing unnatural about negative returns. If cash has zero returns when when market rates on private safe investment is negative, savers start accumulating pieces of paper or electrons in accounts instead of things that have real world value and create economic activity. This puts the real investment market into a gridlock and production drops. >Imagine you make an investment every year which produces the revenue for the year after. Yes and it always helps you when the prices are higher when you sell than when you buy.