They generally managed themselves and their risks well, so they did not fall. But then, in the run-up to the crisis, they miscalculated, taking on too much short-term debt and over-investing in risky securities.
Por lo general, administraron y gestionaron sus riesgos bien para no quebrar, pero después, en el período anterior a la crisis, calcularon mal, al aceptar demasiada deuda a corto plazo e invertir excesivamente en valores de riesgo.