本文探討我國金控公司在不同子公司組合以及考量雙引擎策略下，對各種績效指標以及風險指標影響。資料取樣我國2002年至2013年間15家金控公司之季度資料，在考量過去關於金融機構及金控公司多角化經營與子公司組合有關文獻後，選取適當控制變數搭配「以銀行搭配壽險為主」之虛擬變數進行分析，並以虛擬變數及三種集中率進行穩健度測試及並觀察不同面向影響；接著於雙引擎分析當中，試圖發展用於測量雙引擎策略程度之兩種平衡率變數，並且考量交叉項的效果，分別加入模型中進行分析分析。研究結果分為複迴歸、追蹤資料模型，以及關於落後一期自變數對當期應變數之延伸分析。
在複迴歸及追蹤資料模型進行橫斷面及縱斷面之實證研究結果指出，金控投入的資源越分散(資產多角化程度越高)或是越集中(集中率越高)皆未能顯著提昇金控績效或降低風險；然而若考慮雙引擎策略時，則能顯著提昇EPS、P/B Ratio或RBC，同時，不論資產面或營收面建立的平衡率變數，皆可觀察出金控旗下兩大子公司在收益傾向越相等的情況下，具顯著改善金控整體獲利能力、投資人評價或是降低破產風險的情況。
本研究對於各個金控公司前一期的自變數對當期應變數進行延伸分析，實證結果支持了本研究對於投入到產出存在時間落差的假設，亦即以資產平衡率而言，較屬於以資源「投入」概念觀察雙引擎策略程度，因此需要隔一段時間才能展現對於績效與風險的影響；而收益平衡率則偏向以當期「產出」的概念觀察雙引擎變數，此時用於衡量下一期之績效指標將會傾向不顯著，但對於風險方面則傾向能夠顯著降低破產風險。 / This study investigates the relationship of different subsidiary combination and dual-engine strategies on financial holding companies’ performance and risk. Using quarterly data for 15financial holding companies（FHCs）in the R.O.C for the period 2002Q1–2013Q4 and controlling for the size, size growth, equity ratio and diversification. In order to analysis the issue, we choose “the top-two subsidiaries are bank and life insurance” as a dummy variables, asset and revenue balance ratio as dual-engine variables. Also, the paper introduces several relevant variables to implement the robust tests. These relevant variables are “the FHC has subsidiary of life insurance”, three concentration ratios and two interaction variables. Our empirical finding can be divided into three parts: multiple regression, panel data and one-period lagged data analysis.
In multiple regression and panel data, we find evidence that both higher diversification and concentration in subsidiary resource have an ambiguities relation for the performance and risk of financial holding companies. However, considering dual-engine strategies can significantly improve the EPS, P/B Ratio and RBC in empirical results. Also, both asset and revenue balance ratios have significant effect to improve the earning power, the valuation of investors and the insolvency risk.
This paper also use the one time lagged data to conduct the extension study. The findings support the assumption of ours that FHCs exist time-lag between input and output. The asset balance ratio is more like the input concept and the revenue balance ratio is rather more like the output concept when we discuss the dual-engine strategies. In other words, there need more time to show the impact of performance and risk indicators when we use the asset balance ratio. However, output variable has insignificant relation to the performance indicators and significant effect to the risk indicator when we use the revenue balance ratio.
| Identifer | oai:union.ndltd.org:CHENGCHI/G0101358025 |
| Creators | 徐士閎, Hsu, Shi Hong |
| Publisher | 國立政治大學 |
| Source Sets | National Chengchi University Libraries |
| Language | 中文 |
| Detected Language | English |
| Type | text |
| Rights | Copyright © nccu library on behalf of the copyright holders |
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