Financial statement comparability and audit efficiency: evidence from South Korea

2014 ◽  
Vol 47 (4) ◽  
pp. 358-373 ◽  
Author(s):  
Minjung Kang ◽  
Jin Wook Kim ◽  
Ho-Young Lee ◽  
Myung-Gun Lee
2016 ◽  
Vol 31 (6/7) ◽  
pp. 629-654 ◽  
Author(s):  
Ho-Young Lee ◽  
Hyun-Young Park

Purpose Using 5,055 sample firm-years in Korea between 2009 and 2013, this paper aims to examine the association between the characteristics of the internal audit and the number of external audit hours as a proxy for audit efficiency. Design/methodology/approach This study is motivated by the International Standard on Auditing No. 610: “Using the work of internal auditors”. This auditing standard guides external auditors in using the work of internal auditors to obtain audit evidence and consult internal auditors for direct assistance. The authors expect that external audit efficiency will increase when the work of competent internal auditors is used. Findings The authors find that the number of internal auditors relative to the number of employees is associated with the number of external audit hours. This result suggests that the greater the availability of internal auditors, the greater their contribution will be to the financial statement audit and the more efficient the audit. The authors find evidence that external auditors use the work of internal auditors with accounting and legal expertise to improve audit efficiency. They also find some evidence that the work of internal auditors with greater availability is more effective during initial external audit engagements. Originality/value This study adds to the extant literature on the contributions of internal auditors to external audits by using archival data and by measuring audit effort using a large database of audit hours. In addition, our findings have practical implications for firms and external auditors who are evaluating the role and value of using the work of internal auditors. The authors also believe that the findings will be of interest to regulators or auditing standards boards.


2014 ◽  
Vol 23 (2) ◽  
pp. 224-252 ◽  
Author(s):  
Myung-Gun Lee ◽  
Minjung Kang ◽  
Ho-Young Lee ◽  
Jong Chool Park

2011 ◽  
Vol 24 (1) ◽  
pp. 73-90 ◽  
Author(s):  
Janet B. Morrill ◽  
Cameron K. J. Morrill ◽  
Lori S. Kopp

ABSTRACT Both U.S. Generally Accepted Auditing Standards and International Standards on Auditing require risk-based audits, where audit effort is concentrated on accounts and financial statement assertions where the risk of material misstatement is high. Assessing risk requires the auditor to evaluate the auditee's internal control systems; however, current standards and practice vary regarding the point at which risks are to be identified. Using output interference theory, we hypothesize that risk assessment performed by the auditor before evaluating the client's internal control systems will lead to a more complete identification of sources of internal control deficiencies as compared to assessing risk after evaluating internal control systems. In our experiment, auditors who identified risks first identified more, and more important, internal control deficiencies than did auditors identifying controls first, although the number of risks identified was not significantly different between the two groups. Overall, our results suggest that audit efficiency and effectiveness depend on the sequence in which internal control evaluation subtasks are performed. Data Availability: Data are available from the authors upon request.


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