Practice & Theory Vol. 30‚ No. 2 May 2011 pp. 19–50 American Accounting Association DOI: 10.2308/ajpt-50009 Financial Statement Fraud Detection: An Analysis of Statistical and Machine Learning Algorithms Johan Perols SUMMARY: This study compares the performance of six popular statistical and machine learning models in detecting financial statement fraud under different assumptions of misclassification costs and ratios of fraud firms to nonfraud firms. The results show‚ somewhat surprisingly
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Lisa D. Green Ms. Fahle English 112 15 Jul 2013 When Help Turns to Abuse I can remember the conversation as if it was yesterday. While in a grocery store walking in the grocery aisle‚ I overheard a woman talking to another woman and her husband. The part that caught my attention was the young lady saying‚ “I can get you the cheese‚ milk‚ and eggs with my WIC‚ and all you have to do is give me the money when we leave the store.” I knew this wasn’t right‚ so I made sure I was at
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School 6-1-2008 Detecting financial statement fraud: Three essays on fraud predictors‚ multi-classifier combination and fraud detection using data mining Johan L. Perols University of South Florida Follow this and additional works at: http://scholarcommons.usf.edu/etd Part of the American Studies Commons Scholar Commons Citation Perols‚ Johan L.‚ "Detecting financial statement fraud: Three essays on fraud predictors‚ multi-classifier combination and fraud detection using data mining" (2008). Graduate
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general and its information technology sector in particular when he confessed fraud running into millions of dollars in a letter he wrote to the company’s board of directors (Ramachandran‚ 2009). This report is going to focus on‚ an overview of the events that happened in Satyam‚ its consequences on Satyam’s stakeholders‚ the auditors involved and their role in the scam and the current situation of those responsible for the fraud. OVERVIEW OF EVENTS IN SATYAM FROM 1987-2009 Raju formed Satyam in 1987
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gas‚ but it later became a market maker in facilitating the buying and selling of futures of natural gas‚ electricity‚ broadband‚ and other products. However‚ Enron’s continuous growth eventually came to an end as a complicated financial statement‚ fraud‚ and multiple scandals sent Enron through a downward spiral to bankruptcy. During the 1980s‚ several major national energy corporations began lobbying Washington to deregulate the energy business. Their claim was that the extra competition resulting
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Financial Fraud- Qwest Communications Introduction In the late 90’s‚ early 2000’s‚ Qwest Communications International Inc. (Qwest) was a rapidly growing telecommunications company that provided global internet and telephone services. At their pinnacle‚ Qwest was one of their industry’s top leaders‚ reporting revenues of $16.7 billion in 2001 (Anonymous‚ 2013). Through continued expansion and acquisitions of other large telecommunications companies‚ it seemed things were only headed in a positive
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WORLDCOM‚ INC: CORPORATE BOND ISSUANCE Introduction This case raises many interesting questions concerning the record setting issuance of corporate debt by WorldCom‚ Inc. (“WorldCom”). Both the surprisingly voluminous structure of the proposed issuance and the foreboding macro-economic climate in which it was slated spark concerns over the risk and cost of the move. One of the first questions that must be addressed is whether WorldCom’s timing was appropriate. Next‚ the company’s choice of
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Waste Management Fraud Waste Management‚ Inc. today is dedicated to serving our communities by collecting and disposing of garbage and recycling. Over the years they have had to deal with a rise of issues such as environmental and global warming. Waste Management has also tried to reduce its waste collections while turning any valuable resources it can into clean and renewable energy. Waste Management has been around since the late 1800’s‚ and is a holding company that has all its daily operations
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One of the most common forms of employee fraud that we have been seeing for quite some time involves access to internet banking. Businesses often have two signatories for company cheques but allow full single user access to their internet banking. The result is an accident waiting to happen. An internet banking fraud of $20 million was reported today in the Sydney Morning Herald involved the payroll manager of listed white goods retailer‚ Clive Peeters. Full story : http://business.smh.com.au/
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A criminal case was brought against four former employees of Patton State Hospital‚ for the several felonies which included the theft of unearned payroll for approximately $800‚000. All the defendants are stated to have received pay for hours they did not work. These thefts were alleged to have happened between August 2007 and March 2011. ("Former Patton State Hospital employees charged in $800‚000 payroll fraud case‚" n.d.) After criminal charges were filed‚ the State’s Controller’s office released
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