Finance - Research Publications

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    Evaluation and management of patients with noncardiac chest pain.
    Shekhar, C ; Whorwell, PJ (Hindawi Limited, 2008)
    Up to a third of patients undergoing coronary angiography for angina-like chest pain are found to have normal coronary arteries and a substantial proportion of these individuals continue to consult and even attend emergency departments. Initially, these patients are usually seen by cardiologists but with accumulating evidence that the pain might have a gastrointestinal origin, it may be more appropriate for them to be cared for by the gastroenterologist once a cardiological cause has been excluded. This review covers the assessment and management of this challenging condition, which includes a combination of education, reassurance, and pharmacotherapy. For the more refractory cases, behavioral treatments, such as cognitive behavioral therapy or hypnotherapy, may have to be considered.
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    Takeovers, Ownership, and Shareholder Wealth — The Australian Evidence
    Shekhar, C ; Torbey, V (Emerald, 2005-03-01)
    We examine the relationship between value, ownership, and governance structures for a set of acquisitions by Australian companies over the period of 1994–2001. We find that the propensity to diversify increases with the equity ownership of firms' directors, whereas the composition of the board, the presence of block holders and their ownership does not materially affect the decision to diversify. Board size has a positive but weak impact on the tendency to diversify. We also find no significant negative wealth effects for the shareholders of diversifying firms, although in comparison the shareholders of non‐diversifying acquirers experience significantly positive upward revisions of firm values. Although method of payment influences acquirer returns, ownership and governance do not have any impact on announcement period returns. Our results support the notion that capital markets may consider the ownership and governance structures as exerting enough influence to overcome any costs imposed by diversification strategies, hence limiting value loss to the shareholders.
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    Governance structures of initial public offerings in Australia
    Shekhar, C ; Stapledon, G (WILEY, 2007-11)
    We study the relationship between venture capital financing, CEO ownership, compensation structure, and board structures for a group of Australian IPO firms. Results suggest that board structures are influenced by the industry the firm is in, and presence of venture capitalists results in a larger board with a higher number of outside directors. CEOs in non VC‐backed firms own a significantly higher fraction of firm shares, and CEO ownership is negatively related to both board size and outside blockholders. VC‐backed firms are significantly more likely to disclose information about CEO compensation packages, but the relationship between actual board size and structure and disclosure is insignificant. Finally, we also find that venture capital backing significantly decreases the time to change‐in‐status for firms, whereby firms cease to exist as independent entities.