Abstract
In this study, we hypothesize that the distinguishable principal–agent relationships of German banks significantly influence the risk-taking attitudes of bank managers. In particular, we substantiate the theory that banks owned by dispersed shareholders, or federal state authorities, face a higher relevance of principal–agent problems than other banking sectors due to the lack of monitoring bank managers. Our results show that lack of accountability allows bank managers the liberty to participate in risk-taking behavior. First we present, from the bank owners’ viewpoint, a theoretical model to explain three factors of principal–agent relationships used to determine the highest probability of choosing an optimal portfolio of risky assets. The three factors are: the ability to control bank managers, the risk pooling capabilities of bank owners and bank managers, and the incentive of seeking high returns. To support our hypothesis, we apply an empirical study to the distance-to-default of different German banking sectors. This demonstrates that the risk-taking attitudes of banks are closely related to banks’ ownership structures. Consequent to our findings, we suggest legislative and regulatory authorities increase vigilance in terms of principal–agent problems within certain sectors of the banking industry.
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Notes
Caprio et al. (2007) classify a bank as having an influencing owner if the shareholder has voting rights of more than 10 %.
Laeven and Levine (2009) argue that owners might compensate for the loss of utility from capital requirements by selecting riskier investment strategies. Thus, it seems likely that stricter capital regulations and banking regulations correlate with greater risk when the bank has a sufficiently powerful owner.
Iannotta et al. (2007) find some empirical evidence that public sector banks have poorer loan quality and higher insolvency risk than other banks. Furthermore, their results indicate that mutual banks (savings banks and cooperatives) rely on better loan quality and lower asset risk than both private and public sector banks.
Erkens et al. (2009) show that banks that applied CEO compensation contracts with a heavier emphasis on annual bonuses faced larger losses during the financial crisis. Bebchuk and Spamann (2010) suggest using the regulation of banks’ executive pay structures as an important element of financial regulation because of the significant relationship between banks’ executive pay and the risk-taking behavior of banks’ executives.
Boyd and De Nicolò (2005) argue that banks behave more riskily as their markets become more concentrated.
We define DD as the ratio of the sum of the capital asset ratio (CAR) and return on assets (ROA) to the standard deviation of ROA (σ [ROA]). See Boyd and Graham (1986).
See Sinclair-Desgagne and Spaeter (2011), who developed a model that describes the behavior of prudent principals.
Bankscope database, Bureau van Dijk Electronic Publishing.
We define the federal state authorities as the basis of our factored variable.
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Schmielewski, F., Wein, T. Are private banks the better banks? An insight into the principal–agent structure and risk-taking behavior of German banks. J Econ Finan 39, 518–540 (2015). https://doi.org/10.1007/s12197-013-9266-y
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DOI: https://doi.org/10.1007/s12197-013-9266-y
Keywords
- Financial crises
- Risk-taking behavior
- Risk aversion
- Efficient portfolios
- Information asymmetries and market efficiency
- Government policy and regulation
- Risk pooling
- Seeking for high returns
- Monitoring capabilities
- Capital and ownership structure
- Distance-to-default
- Capital asset ratio
- Return on assets