What's Happening in the Bond Market?

In the last two days, you've had two big shocks in the market. The one that most ordinary people see is that the stirling as crash in value. But it also have a very specific, huge problem for big pension companies b because they expose tem to long term bonds. And meansat if you get a sudden dramatic swing of prices like this, they have to post what's got a lot of margin and a lot of readyday funds  to protect the banks against any losses. If the price of long term bonds suddenly falls and the price of yields or borrowing goes up, tocuse in was operas opposite to each other.