scholarly journals Detection of Anomalies in Accounting Data Using Benford’s Law: Evidence from India

2016 ◽  
Vol 4 (1) ◽  
pp. 123 ◽  
Author(s):  
Ramesh Chandra Das ◽  
Chandra Sekhar Mishra ◽  
Prabina Rajib

This study uses the financial accounting data to examine if they depart from Benford’s Law. Using large sample of Indian public listed companies, the study conducts an analysis of the “first digit analysis”, “second digit analysis”, and “first two digit analysis “of test variables such as total assets, receivables, fixed assets, property, plant and equipment, inventory, current assets, current liabilities, sales, selling and distribution expenses, cost of goods sold, cash, EBIT, direct tax, indirect tax. The initial results find that most of the variables have significant deviation from Benford’s Law distribution. Further analyses indicate that business group firms indulge more data anomalies than standalone firms and small size firms have more data anomalies than large size firms in Indian context.

2013 ◽  
Vol 10 (1) ◽  
pp. 1-39 ◽  
Author(s):  
Fatima A. Alali ◽  
Silvia Romero

ABSTRACT This study uses a decade of financial accounting data to examine if and how they depart from Benford's Law. Using a large sample of U.S. public companies, we conduct an analysis of the first-two digits of data items generally used in research to measure total accruals and discretionary accruals and where fraud, restatements, and enforcement actions are revealed. We break down a decade of data into six subperiods; pre-SOX Period (2001), SOX 1 Period (2002–2003), SOX 2 Period (2004–2006), SOX 3 Period (2007), Crisis 1 Period (2008), and Crisis 2 Period (2009–2010). We find different indicators of manipulation during the periods studied, as well as differences between small and big companies and companies audited by Big 4 and non-Big 4 firms.


2011 ◽  
Vol 12 (3) ◽  
pp. 243-255 ◽  
Author(s):  
Bernhard Rauch ◽  
Max Göttsche ◽  
Stefan Engel ◽  
Gernot Brähler

Abstract To detect manipulations or fraud in accounting data, auditors have successfully used Benford’s law as part of their fraud detection processes. Benford’s law proposes a distribution for first digits of numbers in naturally occurring data. Government accounting and statistics are similar in nature to financial accounting. In the European Union (EU), there is pressure to comply with the Stability and Growth Pact criteria. Therefore, like firms, governments might try to make their economic situation seem better. In this paper, we use a Benford test to investigate the quality of macroeconomic data relevant to the deficit criteria reported to Eurostat by the EU member states. We find that the data reported by Greece shows the greatest deviation from Benford’s law among all euro states.


1996 ◽  
Vol 83 (3) ◽  
pp. 776-778 ◽  
Author(s):  
Theodore P. Hill

New empirical evidence and statistical derivations of Benford's Law have led to successful goodness-of-fit tests to detect fraud in accounting data. Several recent case studies support the hypothesis that fabricated data do not conform to expected true digital frequencies.


2016 ◽  
Vol 1 (1) ◽  
pp. A1-A26 ◽  
Author(s):  
Mark J. Nigrini

ABSTRACT Accounting students learn financial accounting through examples. The examples in accounting textbooks, and the exam questions in the test banks, use round numbers excessively. After graduation, these individuals could be asked to audit client journal entries and to scan transactions to identify unusual items. They will be expected to realize that, in this context, those familiar round numbers are now red flags for fraud. This study reviews the auditing standards and the authoritative practice aids that state that inappropriate journal entries have characteristics that include round numbers and consistent ending digits. Four fraud schemes in which the investigation of the round numbers would have uncovered the frauds are then described. The realism of the numbers in accounting textbooks and test banks is then evaluated using Benford's Law, their round number frequencies, and their number duplications. This analysis finds that the first digits of the textbook numbers conform to Benford's Law, but the second digits do not. It also finds that textbooks frequently use numbers that are both large and round. The concluding discussion explains why round numbers might be used so often in accounting textbooks and includes recommendations aimed at remedying the round-number conundrum. Data Availability: The datasets were created by manually entering the textbook and test bank numbers into several spreadsheets. Each record in the final database includes the dollar amount, the chapter number, the page number, and a chapter-body or end-of-chapter-material indicator. The author will consider requests to share the data.


2014 ◽  
Vol 9 (3) ◽  
pp. 341-354 ◽  
Author(s):  
A Saville

Accounting numbers generally obey a mathematical law called Benford’s Law, and this outcome is so unexpected that manipulators of information generally fail to observe the law. Armed with this knowledge, it becomes possible to detect the occurrence of accounting data that are presented fraudulently. However, the law also allows for the possibility of detecting instances where data are presented containing errors. Given this backdrop, this paper uses data drawn from companies listed on the Johannesburg Stock Exchange to test the hypothesis that Benford’s Law can be used to identify false or fraudulent reporting of accounting data. The results support the argument that Benford’s Law can be used effectively to detect accounting error and fraud. Accordingly, the findings are of particular relevance to auditors, shareholders, financial analysts, investment managers, private investors and other users of publicly reported accounting data, such as the revenue services


2020 ◽  
Vol 17 (2) ◽  
pp. 111
Author(s):  
Caroline De Oliveira Orth ◽  
Anna Tamires Michaelsen ◽  
Arthur Frederico Lerner

Lei de Newcomb Benford - LNB, foi concebida pelo astrônomo e matemático Simon Newcomb, em 1881. Seus estudos demonstraram que a ocorrência de um número natural, de modo espontâneo ou aleatório, não se dava na proporção esperada de 1/9, mas segundo uma distribuição logarítmica. Desde então, esta lei vem sendo testada em muitas áreas do conhecimento. Em finanças corporativas, os estudiosos têm testado a lei para investigar fraudes em dados contábeis. Contudo, ainda não há consenso sobre a eficácia da LNB nesse âmbito. Assim, o objetivo deste artigo é identificar os argumentos favoráveis e contrários, bem como os métodos de pesquisa e os principais achados das pesquisas sobre a aplicação da LNB como ferramenta de auditoria. Para tanto, aplicou-se uma Revisão Sistemática de Literatura, seguindo os passos de Levy e Ellis (2006). Deste modo, além de informações sobre autoria, modelos utilizados pelos autores para suportar suas conclusões e seus principais achados, apresentam-se lacunas de pesquisa, e as implicações para o futuro da pesquisa são discutidas.Palavras-chave: Lei de Newcomb Benford. Revisão sistemática. Auditoria contábil.ABSTRACTNewcomb Benford’s Law - LNB, was conceived by the astronomer and mathematician Simon Newcomb, in 1881. His studies showed that the occurrence of a natural number, spontaneously or randomly, did not occur in the expected proportion of 1/9, but according to a logarithmic distribution. Since then, this law has been tested in many areas of knowledge. In corporate finance, scholars have tested the law to investigate fraud in accounting data. However, there is still no consensus on the effectiveness of LNB in this area. Thus, the objective of this article is to identify the arguments for and against, as well as the research methods and the main findings of research on the application of LNB as an audit tool. For that, a Systematic Literature Review was applied, following the steps of Levy and Ellis (2006). Thus, in addition to information on authorship, models used by the authors to support their conclusions and main findings, research gaps are presented, and the implications for the future of research are discussed.Keywords: Newcomb Benford’s law. Systematic review. Accounting audit..


2009 ◽  
Vol 28 (2) ◽  
pp. 305-324 ◽  
Author(s):  
Mark J. Nigrini ◽  
Steven J. Miller

SUMMARY: Auditors are required to use analytical procedures to identify the existence of unusual transactions, events, and trends. Benford's Law gives the expected patterns of the digits in numerical data, and has been advocated as a test for the authenticity and reliability of transaction level accounting data. This paper describes a new second-order test that calculates the digit frequencies of the differences between the ordered (ranked) values in a data set. These digit frequencies approximate the frequencies of Benford's Law for most data sets. The second-order test is applied to four sets of transactional data. The second-order test detected errors in data downloads, rounded data, data generated by statistical procedures, and the inaccurate ordering of data. The test can be applied to any data set and nonconformity usually signals an unusual issue related to data integrity that might not have been easily detectable using traditional analytical procedures.


2018 ◽  
Vol 12 (1) ◽  
pp. 54
Author(s):  
Natasa Omerzu ◽  
Iztok Kolar

Currently, we need to think about the risks in using the financial statements. Abroad, for a long time, in the detection of irregularities in the financial statements, Benford's law test has been used, which is a very simple, objective and efficient digital analysis that can help identify controversial areas. Since, in Slovenia, its use is still unknown and in practice, and it is rarely used, we checked whether the financial statements of Slovenian companies listed on the Ljubljana Stock Exchange pass the Benford’s law test. Our study is original, as no one has ever tested the company's financial statements on the Ljubljana Stock Exchange with this test. We found that the tested data very well matched the theoretical distribution according to Benford's law. If the deviation of the analysed data from the theoretical distribution is very large, this does not mean that this is a possible fraud in the used financial data. Benford's law helps us identify the controversial areas that require our attention and the decision on how to proceed with the audit or possible investigation of accounting data.


Author(s):  
Rabi Narayan Kar ◽  
Amit Soni ◽  
Chandan Kumar Singh

The issue regarding why corporate enterprises engage in mergers and acquisitions (M&As) has become the centre of a large body of corporate finance literature in recent years. In the Indian context, the deregulated policy regime started in 1991 has significantly contributed to the increase in M&A activity. This paper is aimed at examining the long-term impact following M&As of listed Indian enterprises in the post-liberalisation period by using financial accounting data. Throughout the period of study, turnover increased after the companies experienced an M&A which is in line with the findings that Indian companies grew in size and attained bigger market share. M&As did not have any impact on return on net worth for the period of study. Mixed results have been reported for other variables.


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