You need to encourage your risk managers to be realistic about that worst-case scenario and not make optimistic assumptions about what Governments and legislators might do to solve your problems for you. That said, we recognise the realities and complexities of the situation.
The secular stagnation hypothesis in this case refers to the demand-side version promoted by Larry Summers 8, where a trend of planned savings systematically higher than planned investment implies a situation of persistent lack of demand and a negative output gap, interest rate at the LB and low inflation or even deflation.