首页|金融开放的风险效应研究——基于TVP-SV-VAR模型的实证分析

金融开放的风险效应研究——基于TVP-SV-VAR模型的实证分析

Research on the Risk Effects of Financial Openness—Empirical Analysis Based on TVP-SV-VAR Model

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我国一直坚持自主稳妥有序地扩大金融业开放,取得了突破性进展.开放有助于分散经济运行中的潜在风险,但也使得金融体系与其他经济体联动效应增强.本文采用熵值法构建了一套系统性金融风险指标体系,并通过TVP-SV-VAR模型对金融开放与风险各组成部分之间的联动关系进行了实证研究.结果显示:我国系统性金融风险在2008年达到最低值后,开始呈现缓慢上升趋势,并以外部风险最为突出;金融开放与各风险之间存在非线性联动效应,并在不同时期呈现显著异质性和时变性:金融开放在不同时期内均会对系统性金融风险产生正向作用,但呈逐步下降趋势,且长期冲击的变动幅度明显小于短期;金融开与对外部风险正相关,但中长期冲击效应已趋近于0;金融开放对宏观经济风险的冲击最大,始终处于1%以上;金融开放与金融系统脆弱性的负相关效应逐渐衰减,并在2018年转为正向冲击.因此,应继续探索符合中国实际的开放式金融保护政策,提升涉外金融监管能力.
China has always insisted on expanding the opening up of the financial industry,and has made breakthrough progress.Opening up helps to diversify potential risks in economic operation,but also enhances the linkage effect between the financial system and other economies.This article uses the entropy method to construct a systematic financial risk indicator system,and empirically studies the linkage between financial openness and various components of risk through the TVP-SV-VAR model.The results show that after reaching its lowest level in 2008,China's systemic financial risks began to show a slow upward trend,with external risks being the most prominent;There is a non-linear linkage effect between financial openness and various risks,which exhibits significant heterogeneity and temporal variability in different periods.Financial openness has a positive effect on systemic financial risks in different periods,but shows a gradual downward trend,and the magnitude of long-term shocks is significantly smaller than that of short-term shocks;Financial openness is positively correlated with external risks,but the medium and long-term impact effects have approached zero;The impact of financial openness on macroeconomic risks is the greatest,always above 1%;The negative correlation effect between financial openness and financial system vulnerability gradually weakened and turned into a positive shock in 2018.Therefore,we should continue to explore open financial protection policies that are in line with China's actual situation and enhance our ability to regulate foreign-related finance.

Financial OpennessRisk EffectsHeterogeneityTime-varying

房媛媛、杨赛

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中国人民银行北京市分行,北京 100036

国家外汇管理局,北京 100033

金融开放 风险效应 异质性 时变性

2024

浙江金融
浙江省金融学会

浙江金融

影响因子:0.644
ISSN:1005-0167
年,卷(期):2024.(10)