Double corporation of responsibility - in what, in default, shareholders further responsible for

Double corporation of responsibility - in what, in default, shareholders further responsible for the quantity equal to their subscriptions. All national banks double the responsibility companies. If A the stock at a rate of 5000$ in [54] national bank belongs, and the bank suffers failure, it loses the stock; and if bank debts
Big it can be obliged to pay a part or to all additional 5000$.
XVI. BONDS