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손유정 교수

Catherine Heyjung Sonu

한양대학교 경영학부 · 경영학

연구실 소개

손유정 교수의 연구실은 회계 및 감사의 질, 기업 지배구조, 내부통제 체계 등 기업의 재무정보 품질을 둘러싼 핵심 이슈에 중점을 두고 있습니다. 특히 감사의 전문성과 경험, 감사사의 산업 전문성, 기업의 소유와 통제의 분리가 재무보고의 신뢰성에 미치는 영향을 다각도로 분석하고 있으며, 한국의 특수한 제도적 배경을 바탕으로 한 실증적 연구가 두드러집니다. 기업의 내부통제 인력 투자나 감사료 압력에 따른 감사 품질 변화 등 실무적 함의를 갖는 정책 연구도 함께 진행하고 있습니다.

감사 품질재무보고의 신뢰성소유와 통제의 분리내부통제 인력감사사의 산업 전문성

연구 현황

논문 수
35
총 인용 수
271
최근 5년 논문
14
주요 분야
경영학

연구 성과 추이

표시된 성과는 수집된 데이터 기준으로 산출되며, 일부 차이가 있을 수 있습니다.

5개년 연도별 논문 게재 수
14총합
2020
2021
2022
2024
2025
5개년 연도별 피인용 수
54총합
20202021202220242025

주요 논문

15
1
논문|인용수 86·2018
Opinion Shopping to Avoid a Going Concern Audit Opinion and Subsequent Audit Quality
Heesun Chung, Catherine Heyjung Sonu, Yoonseok Zang, Jong‐Hag Choi
SJR Q1Auditing A Journal of Practice & Theory

SUMMARY Despite regulatory concerns over opinion shopping (OS) behavior, there exists little systematic evidence on the prevalence and consequences of OS to avoid a going concern opinion (GCO). Using Lennox's (2000) framework to identify OS, we find that distressed firms successfully engage in OS to avoid a GCO. Moreover, clients engaging in OS exhibit a higher ex post Type II error rate in audit opinions than clients that do not, and the higher Type II error rate is salient for clients switchin

AccountingBusiness, Management and Accounting
2
논문|인용수 35·2016
Audit fee pressure and audit risk: evidence from the financial crisis of 2008
Catherine Heyjung Sonu, Hyejin Ahn, Ahrum Choi
SJR Q3Asia-Pacific Journal of Accounting & Economics

This paper investigates whether the downward pressure on audit fees during crisis affects the audit fee structure. The empirical results reveal the following: First, audit fees dropped significantly during the financial crisis period. Second, auditors respond differently to small clients and risky clients when facing downward pressure on audit fees. Finally, the above mentioned findings are more pronounced when the client is under high pressure to reduce expenses. Collectively, the above results

AccountingBusiness, Management and Accounting
3
논문|인용수 28·2016
Audit partner’s length of audit experience and audit quality: evidence from Korea
Catherine Heyjung Sonu, Ahrum Choi, Joonil Lee, Wonsuk Ha
SJR Q3Asia-Pacific Journal of Accounting & Economics

This paper investigates the relation between the length of an audit partner’s experience as a certified public accountant and audit quality. Audit quality is measured by the magnitude of discretionary accruals and tendency to meet or miss earnings benchmarks of the client firms. This paper documents that an audit partner’s experience is positively associated with audit quality and the association is more salient among non-Big 4 auditors. These findings suggest that auditors’ knowledge and expert

AccountingBusiness, Management and Accounting
4
논문|인용수 24·2013
Determinants of human resource investment in internal controls
Jong‐Hag Choi, Joonil Lee, Catherine Heyjung Sonu
SJR Q2China Journal of Accounting ResearchOA

Using the unique reporting environment in Korea, this study investigates the determinants of human resource investment in internal controls for 1352 listed firms disclosing the number of personnel who are in charge of internal control-related tasks (IC personnel) from 2005 to 2008. We find that the number of IC personnel within a firm and several key departments increase with firm size, number of employees, complexity and for Chaebols, and decrease in rapidly growing firms. Additional analysis r

AccountingBusiness, Management and Accounting
5
논문|인용수 19·2014
Separation of corporate ownership and control and accounting conservatism: evidence from Korea
Myung‐In Kim, Catherine Heyjung Sonu, Jong‐Hag Choi
SJR Q3Asia-Pacific Journal of Accounting & Economics

This study analyzes how the separation of corporate ownership and control affects financial reporting conservatism using unique data on Korean chaebol-affiliated firms. The presence of severe agency problems generated by the wedge between ownership and control may increase the demand for conservatism, while the greater managerial motivation and latitude in making accounting choices borne by the entrenchment problems can adversely affect the degree of financial reporting conservatism. We find tha

AccountingBusiness, Management and Accounting
6
논문|인용수 17·2020
The effect of audit partner style on financial statement comparability
Hyejin Ahn, Catherine Heyjung Sonu
SJR Q3Asia-Pacific Journal of Accounting & Economics

Several studies provide evidence that auditors play an important role in the implementation of accounting comparability. We extend this line of research by examining whether comparability in accounting earnings between two firms is affected by auditor industry expertise measured at the partner level. Using 45,741 pairs of firms over the period 2003–2016, we find that the accounting comparability between two firms in a pair is higher when they are audited by the same expert partner than when they

AccountingBusiness, Management and Accounting
7
논문|인용수 15·2022
Do business trainings for audit committees matter in organizations? Focusing on earnings management
Bomi Song, Heesun Chung, Bum‐Joon Kim, Catherine Heyjung Sonu
SJR Q1Finance research letters
AccountingBusiness, Management and Accounting
8
논문|인용수 12·2022
Information quality and IPO underpricing: The role of underwriter pricing and allocation powers
Catherine Heyjung Sonu
SJR Q1Pacific-Basin Finance Journal
AccountingBusiness, Management and Accounting
9
논문|인용수 8·2018
Opinion Shopping to Avoid a Going Concern Audit Opinion and Subsequent Audit Quality
Jong‐Hag Choi, Heesun Chung, Catherine Heyjung Sonu, Yoonseok Zang
SSRN Electronic JournalOA

Despite regulatory concerns over opinion shopping (OS) behavior, there exists little systematic evidence on the prevalence and consequences of OS to avoid a going concern opinion (GCO) in today’s audit environment. Using 11,628 distressed sample firms over the period 2004–2012 and Lennox’s (2000) framework to identify OS, we find that distressed firms successfully engage in OS to avoid a GCO. Moreover, clients engaging in OS exhibit a higher ex post Type II error rate in audit opinions than clie

AccountingBusiness, Management and Accounting
10
논문|인용수 5·2016
The Impact of the Sarbanes-Oxley Act on Clients` Audit Opinion Shopping Behavior
Jong Hag Choi, Heesun Chung, Catherine Heyjung Sonu, Yoonseok Zang
Institutional Knowledge (InK) - Institutional Knowledge at Singapore Management University (Singapore Management University)

This study investigates whether the tendency for audit clients to engage in opinion shopping becomes weaker after the enforcement of the Sarbanes-Oxley Act (SOX). While Lennox (2000) provides evidence that U.K. firms successfully engage in opinion shopping, there is limited evidence on the mitigating effect of SOX on opinion shopping. Using observations collected from the period before and after the enforcement of SOX (year 2001, 2004 and 2005), we find that, for our sample period, firms are lik

AccountingBusiness, Management and Accounting
11
논문|인용수 4·2010
The Effect of the Wedge between Voting Right and Cash Flow Right on Error in Analysts’ Earnings Forecasts
Catherine Heyjung Sonu, Jong‐Hag Choi, 이병희
SJR Q4Korean Accounting Review
AccountingBusiness, Management and Accounting
12
논문|인용수 4·2024
The effect of dividend tax reform on earnings management: Evidence from a natural experiment in Korea
Catherine Heyjung Sonu
SJR Q1Finance research letters
AccountingBusiness, Management and Accounting
13
논문|인용수 3·2020
The Effect of Accruals Quality on Split Bond Ratings
Catherine Heyjung Sonu
SJR Q4Korean Accounting Review

This study examines whether good accruals quality is associated with less disagreement among credit rating agencies. Distinct from prior studies that focus on equity analysts, I examine how the quality of financial information influences rating agencies in determining bond ratings. Precise accounting information reduces the information risk of the users of the financial statements such as the credit rating agencies, and thereby affects the frequency and magnitude of split bond ratings by credit

FinanceEconomics, Econometrics and Finance
14
논문|인용수 3·2018
The Association between the Number of Auditors as a Proxy for Audit Market Competition and Audit Quality
Wonsuk Ha, Catherine Heyjung Sonu, Jong‐Hag Choi, Ahrum Choi
SJR Q4Korean Accounting Review
AccountingBusiness, Management and Accounting
15
논문|인용수 2·2017
Audit Fee Structure, Financial Crisis and Corporate Governance
Catherine Heyjung Sonu, Ahrum Choi, Hyejin Ahn
Korean Accounting Journal

This study examines the effect of corporate governance on audit fees and audit hours during the financial crisis and pre-crisis periods. While the literature on the effect of corporate governance on audit fees is replete, the results are still mixed. By exploiting the crisis setting which represents exogenous shock unrelated to governance choices or auditing, we find that firms with strong corporate governance pay significantly higher audit fees and purchase additional audit hours. We also find

AccountingBusiness, Management and Accounting

대표 연구 분야

AccountingManagement Science and Operations ResearchAerospace EngineeringFinanceStrategy and ManagementEconomics and Econometrics

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