2012年-CEPS欧洲政策研究中心_Financial_Aspects_of_Central_Bank_Independence_and_Price_Stability_16页_204kb

Summary of "Financial Aspects of Central Bank Independence and Price Stability: The Case of Turkey"

Core Content

This document explores the financial implications of central bank independence and price stability, focusing on Turkey as a unique case study. It examines how the structure of central bank balance sheets and the concept of seigniorage (inflation tax) interact in the context of Turkey's high inflation, dollarisation, and the composition of its central bank's assets and liabilities.

Main Points

1. Central Bank Role and Balance Sheet Impact

• Central banks are responsible for conducting monetary policy, which has a direct impact on the balance sheet of the banking system and the central bank itself.
• In countries with weak separation between central banks and fiscal authorities, monetary policy can be influenced by fiscal considerations, potentially undermining price stability.

2. The European Standard for Central Bank Balance Sheets

• The European standard for central bank balance sheets is characterised by a ratio of total liabilities to monetary base of over 170%.
• The Eurosystem's balance sheet is larger than that of the US and Japan, reflecting historical accumulation of assets and liabilities.
• The clean balance sheet indicator measures the ratio of total liabilities to monetary base, with higher values indicating a greater degree of non-monetary policy-related assets.

3. The Clean Balance Sheet Indicator

• The indicator shows that in the pre-Maastricht era, central banks in countries with higher inflation had larger balance sheets.
• The correlation between inflation and the clean balance sheet indicator is statistically significant (around 0.7).
• In the Eurosystem, the indicator varies across member states, with Portugal having the highest ratio (387.6%) and Germany the lowest (144.1%).

4. Turkey's Unique Situation

• Turkey's Central Bank (CBT) has a balance sheet that is significantly larger than what is needed to manage its national currency.
• At the end of 2002, the CBT held foreign assets and liabilities worth about 18% of GDP.
• The CBT's liabilities in Turkish Lira (TRL) to domestic financial institutions were only about one-third of its foreign currency liabilities.

5. Seigniorage and Its Measurement

• Seigniorage is defined as the revenue from the monopoly of currency issuance, often referred to as the inflation tax.
• Two main definitions of seigniorage are discussed:
  • Cash flow definition: Based on changes in currency in circulation and required reserves.
  • Interest rate definition: Based on the difference between interest income from assets and interest expenses on reserves.
• The second definition is more relevant for assessing the fiscal impact of central bank operations, as it reflects the net interest income.

6. Seigniorage in Turkey

• Seigniorage in Turkey is calculated using only the TRL portion of the monetary base due to the high degree of dollarisation.
• The results show that seigniorage has varied significantly over the years, with the highest in 2001 and lower in subsequent years.
• The CBT's interest income from its assets and its interest expenses on required reserves are critical components in calculating seigniorage.

7. Fiscal Implications

• Central bank profits are typically transferred to the national government, but in Turkey, only about half of the profits are passed on due to tax and other deductions.
• The CBT is not allowed to extend credit to the government, which affects how it can manage its assets and liabilities.
• The high risk premium on interbank rates due to the banking crisis complicates the calculation of seigniorage, making the use of T-bill rates a better approximation of a risk-free rate.

Key Information

• Seigniorage is a key financial aspect of monetary policy and can have significant fiscal implications.
• Dollarisation in Turkey reduces the relevance of seigniorage in national currency, as a large portion of the monetary base is in foreign currency.
• The clean balance sheet indicator is used to assess the proportion of a central bank's liabilities that are related to monetary policy.
• Central bank independence is crucial for maintaining price stability, but it can be undermined by large and complex balance sheets.
• The remuneration of central bank staff in Turkey is not directly tied to the bank's profits, which may reduce the incentive to maintain fiscal discipline.
• The transition to EMU and the process of joining the EU require central banks to clean up their balance sheets to focus on monetary policy and price stability.

Conclusion

• Restructuring central bank balance sheets can increase transparency and independence by reducing conflicts of interest.
• In Turkey, the combination of high inflation, dollarisation, and a complex balance sheet structure creates unique challenges for monetary and fiscal policy.
• The transition to EU membership and the eurozone presents an opportunity for Turkey to simplify its central bank's balance sheet and better focus on maintaining price stability.