460 likes | 603 Views
THEORY OF FINANCIAL CRISES Elective M1, FINANCIAL ECONOMICS TRACK ACADEMIC YEAR 2012 / 2013. Professor : Nikolay NENOVSKY. Theory and History of Financial crises. Pr Nikolay NENOVSKY University of Picardie Jules Verne Former Member of Bulgarian Central Bank Governing Council.
E N D
THEORY OF FINANCIAL CRISES Elective M1, FINANCIAL ECONOMICS TRACK ACADEMIC YEAR 2012 / 2013 Professor: Nikolay NENOVSKY
Theory and History of Financial crises Pr Nikolay NENOVSKY University of Picardie Jules Verne Former Member of Bulgarian Central Bank Governing Council EDHEC, Nice, May 2013 EDHEC May 2013
II Discussion: on the causes on the policy on the prevention EDHEC May 2013
Real economy shocks Global balances/disequilibria, geopolitical changes Regional (EU) balances/disequilibria National balances/disequilibria, national macroeconomic policies Monetary shocks Monetary policy Financial markets instability (liberalization) Financial regulation/regulatory failures Modern financial theory/risk management Three main explanations/Three triggers… EDHEC May 2013
Instability of real variables/factors … Consumption/Saving/Investment Keynes/Hayek Productivity/Competitiveness/Labour costs Innovation/IT chocks Natural resources/Demography National level/Regional (EU) level/Global level (China/USA) Real economy factors EDHEC May 2013
Easy monetary policy, low interest rates (FED) Low risk premium…. Lending boom/Different bubbles Overbrowning/High debt leveraging Global capital movements….. Monetary factors EDHEC May 2013
Instability of financial markets Moral hazard/Asymmetric information Coordination failures/Financial regulation/Regulatory failures Universal banking/Securitization/Derivatives disasters (mixing saving with credit/real investments with derivatives …)…. Poor risk management… Failures of modern finance theory (VAR, sigma problem ) Financial markets capture by vested interests …. Financial markets liberalisation EDHEC May 2013
Who is to blame for the disaster? Who is responsible for the mess ? 1) Market Financial instability, lack of regulation, regulatory failures Excessive risk taking, FM are short-sighted, heard behavior Globalization …. 2) State/Government State guaranties, insurance, moral hazard Central bank monetary policy Public expenditures/debts Suppressed domestic consumptionin China, lack of liberalisation in China Two ideological statements EDHEC May 2013
First explanation Real economy factors… EDHEC May 2013
Global level USA position (…world debtor…) China, Emerging Markets, Russia, Arab oil producers (…world creditors…) Regional level/EU level EU Periphery/South Europe EU Core/Germany /North Europe ……………. Eastern Europe Global and regional balances EDHEC May 2013
Debt is inter-temporal consumption choice (individual/national) under budgetary constraint Suppose in t1 C1 > Y1, you can use Debt = C1 – Y1 But in t2 you need (Y2 > C2), to repay Y2 – C2 ≥ (1+i) Debt Residents /Nonresidents Debt accumulation (or) foreign reserves accumulation = CA = = (X - Imp) = (S - I) + (T - G) NFA = Foreign assets – Foreign liabilities = CA Inter-temporal debt constraint … EDHEC May 2013
Debt sustainability EDHEC May 2013
Domestic (R/R) Public/Private External (Foreign) debt (R/NR) Public/Private (corporate, banks…) ……. Long term/Short term Currency denomination//”original sin” problem… Fixed/Variableinterest rates Debt structure… EDHEC May 2013
Behaviors at national level of real variables: C, S, I behavior G behavior Portfolio behavior (search for safety assets in Emerging markets/China…); Insurance against shocks via reserves accumulation… Both private and public patterns/decisions Global balances EDHEC May 2013
Good/bad distortions Good – if reflects voluntary individual and group preferences/behavior (S, I, portfolio composition etc…) Bad - if these preferences are manipulated, ex: exchange rate misalignment, oil price, government interventions … Global balances EDHEC May 2013
Who is guilty, where is the deepest cause of the crisis ? • Global level • USA deficit or Chinese/Emerging markets/oil producers surplus ? (debtors/creditors) • EU level • South Europe deficit or North (German) surplus? EDHEC May 2013
Back …. EDHEC May 2013
S and I in % of GDP EDHEC May 2013
S and I in % of GDP EDHEC May 2013
S and I in % of GDP EDHEC May 2013
Historical perspective (CA volatility) EDHEC May 2013
Global imbalances (volatility and dispersion) EDHEC May 2013
Before: From rich to poor countries… XIX century Railways Investments Latin America/Russia … Now: From poor countries to rich Return of I should be higher in poor countries… But uncertainty, risk… China: US Bonds/now FDI (equity)/takes control/ownership, firms and banks accusations … (… Greece, EU ) Global capital movements EDHEC May 2013
World capital inflows and outflows 1996-2008 EDHEC May 2013
Foreign reserve accumulation… EDHEC May 2013
NFA in % of world GDP EDHEC May 2013
EDHEC May 2013 EDHEC, Nice, April 2011
EDHEC, Nice, April 2011 EDHEC May 2013
Gross external debt to GDP ratio EDHEC May 2013
USA , EU periphery high C and I boom, low propensity to S, public deficit public deficits (G -T ) > 0 CA deficit (Imp – X) > 0 China, North Europe/Germany/oil countries – surplus public surplus (G -T ) < 0 CA surplus (Imp – X) < 0 Russia, Brazil, India (…BRIGS) Global imbalances/To sum up … EDHEC May 2013