These countries also face risks such as political – given the austerity measures that they have put in place to reduce their debts – and rollover risk – the possibility of borrowing more in the future...

These countries also face risks such as political – given the austerity measures that they have put in place to reduce their debts – and rollover risk – the possibility of borrowing more in the future and paying even higher yields if they have not put their fiscal houses in order.