子公司上市之財富效果分析

The Wealth Effects of Subsidiary’s Independent Listing

在現代企業發展趨勢中，企業為了提升市場競爭力，往往尋求多元化經營策略以擴張其市場版圖。除了傳統的通路擴張方式外，企業也經常採用併購、策略聯盟或設立全資子公司等方式來達成成長目標。其中，相較於直接成立新事業部門，許多企業傾向選擇成立子公司來開展新業務。成立子公司的主要優勢在於業務和財務的獨立性，當子公司面臨經營困境、破產風險或法律訴訟時，母公司的責任僅限於投資損失，相關的負面影響如訴訟或信用問題也僅止於子公司層面，對母公司的整體營運影響有限，主要反映在股價波動上，因此本研究選擇以上市製造業子公司為研究對象，深入探討母子公司間的股價互動關係。具體而言，研究聚焦於分析子公司上市對母公司股價的影響程度，以及母公司股價對子公司股價的影響力。通過這項研究，我們期望能夠評估子公司上市對母公司的正負面影響，為華興電子的未來發展戰略提供重要的決策參考。

In modern business development trends, companies often seek diversification strategies to expand their market presence and enhance competitiveness. Beyond traditional channel expansion methods, businesses frequently employ mergers and acquisitions, strategic alliances, or establish wholly-owned subsidiaries to achieve growth objectives. Rather than directly forming new business divisions, many companies prefer to establish subsidiaries for new business ventures. The primary advantage of establishing subsidiaries lies in their operational and financial independence. When subsidiaries face operational difficulties, bankruptcy risks, or legal disputes, the parent company's liability is limited to investment losses, with negative impacts such as litigation or credit issues confined to the subsidiary level, minimally affecting the parent company’s overall operations except for potential stock price fluctuations. Therefore, this study chooses on listed manufacturing subsidiaries to examine the stock price interaction between parent companies and their subsidiaries. Specifically, the research analyzes the impact of subsidiary listings on parent company stock prices and the influence of parent company stock prices on subsidiary stock prices. Through this research, we aim to evaluate the positive and negative effects of subsidiary listings on parent companies, providing crucial strategic decision-making references for Hua Hsing Electronic’s future development.