Diversification, Size and Risk: the Case of Bank Acquisitions of Nonbank Financial Firms
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In: European Financial Management, Vol. 22, No. 2, 01.03.2016, p. 235-275.
Research output: Contribution to journal › Article › peer-review
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TY - JOUR
T1 - Diversification, Size and Risk: the Case of Bank Acquisitions of Nonbank Financial Firms
AU - Casu, B.
AU - Dontis-Charitos, P.
AU - Staikouras, S.
AU - Williams, J.M.
PY - 2016/3/1
Y1 - 2016/3/1
N2 - We investigate the risk effects of bank acquisitions of insurance companies and securities firms between 1991 and 2012 using a newly constructed dataset of MandA deals. We examine risk changes before and after deal announcements by decomposing risk into systematic and idiosyncratic components. Subsequently, we investigate the relationship between risk and diversification by modelling the determinants of risks. We find that bank combinations with securities firms yield higher risks than combinations with insurance companies. Bank size is an important and consistent determinant of risk whereas diversification is not. Our results inform the continuing debate on diversification versus functional separation of bank activities.
AB - We investigate the risk effects of bank acquisitions of insurance companies and securities firms between 1991 and 2012 using a newly constructed dataset of MandA deals. We examine risk changes before and after deal announcements by decomposing risk into systematic and idiosyncratic components. Subsequently, we investigate the relationship between risk and diversification by modelling the determinants of risks. We find that bank combinations with securities firms yield higher risks than combinations with insurance companies. Bank size is an important and consistent determinant of risk whereas diversification is not. Our results inform the continuing debate on diversification versus functional separation of bank activities.
KW - Banks
KW - Nonbank Financial Firms
KW - FInancial Conglomerates
KW - Diversification
KW - Risk Decomposition
KW - Determinants of Risk
UR - https://onlinelibrary.wiley.com/action/downloadSupplement?doi=10.1111%2Feufm.12061&file=eufm12061-sup-0001-SuppApp-S1.docx
U2 - 10.1111/eufm.12061
DO - 10.1111/eufm.12061
M3 - Article
VL - 22
SP - 235
EP - 275
JO - European Financial Management
JF - European Financial Management
SN - 1468-036X
IS - 2
ER -