2022-12-14-IMF-IMF-美元化经济中的中央银行资产负债表扩张_以厄瓜多尔为例（英）_23页_827kb

Summary of IMF Working Paper on Ecuador's Dollarized Economy and Central Bank Balance Sheet Expansion

Introduction

The paper analyzes the expansion of Ecuador's Central Bank (CBE) balance sheet in an officially dollarized economy, highlighting how these changes financed the government and posed risks to the financial system and dollarization regime.

Accounting and Legal Mechanisms

Between 2009 and 2014, legal and accounting reforms allowed the CBE to finance the government deficit through mechanisms like "domestic investment" and direct lending. This involved acquiring government securities, increasing liabilities, and reducing reserve coverage from over 100% to as low as 30% of GDP. The reforms challenged standard economic thinking by enabling fiscal dominance in a dollarized system.

Stress Test Analysis

A stress test methodology demonstrated that the expanded balance sheet weakened the CBE's ability to meet foreign payment obligations and cash demands. With international reserves insufficient to cover liabilities, the bank faced liquidity stress. The analysis showed that reserves could be depleted in as little as 9 months without external financing, with the most severe pressures occurring in 2015, 2018, and 2020, coinciding with fiscal crises. By late 2020, liquidity improved due to external debt restructuring and financial support.

Conclusion

The expansion of the CBE's balance sheet posed significant risks to Ecuador's financial stability and dollarization, with peak public sector financing reaching 10% of GDP. Reforms in 2021 aimed to align the CBE's operations with international standards and reduce its role in fiscal financing. The study underscores broader risks of balance sheet expansion in dollarized economies, emphasizing the need for transparency and adherence to global financial standards.