"Financial crises can stem from problems of private or public sectors' balance sheets and have domestic or external origins. Irrespective of its origins, a financial crisis is often an amalgam of events, including substantial changes in credit volume and asset prices, severe disruptions in financial intermediation, notably a reduction in the supply of external financing, large-scale balance-sheet problems, and often a need for substantial government and international support"
Reflecting on your learning in this course, in particular the theory of optimum currency areas and currency crises, critically assess the statement above.