This isn't about government bond rates. It's the rate for overnight deposits at the central bank. Here's an article that talks about the alternative to this: ho

This isn't about government bond rates. It's the rate for overnight deposits at the central bank. Here's an article that talks about the alternative to this: holding cash. http://www.economist.com/news/finance-and-economics/21679231-central-banks-are-still-testing-limits-how-low-interest-rates-can-go-bankers http://www.economist.com/news/finance-and-economics/21679231...