Even obvious, elementary errors in very simple, clearly documented spreadsheets are... difficult to find.
Galletta, et al (1993)
Programmers exhibit unwarranted confidence in the correctness of their spreadsheets.
Krishna, et al (2001)
Spreadsheets contain errors at an alarmingly high rate.
Abraham, et al (2005)
The quality and reliability of spreadsheets is known to be poor.
Bishop & McDaid (2007)
Spreadsheets are more fault-prone than other software.
Kulesz & Ostberg (2013)
Spreadsheet development must embrace extensive testing in order to be taken seriously as a profession.
Bock (2016)
Spreadsheets are dangerous to their authors and others.
Durusau & Hunting (2015)
Errors in spreadsheets... result in incorrect decisions being made and significant losses incurred.
Beaman, et al (2005)
Spreadsheets are notoriously error-prone.
Cunha, et al (2011)
Every study that has looked for errors has found them... in considerable abundance.
Panko & Halverson (1996)
Never assume a spreadsheet is right, even your own.
Raffensperger (2001)
A significant proportion of spreadsheets have severe quality problems.
Ayalew (2007)
Spreadsheet shortcomings can significantly hamper an organization's business operation.
Reschenhofer & Matthes (2015)
Untested spreadsheets are riddled with errors.
Miller (2005)
Spreadsheets are commonly used and commonly flawed.
Caulkins, Morrison, & Weidemann (2008)
Studies have shown that there is a high incidence of errors in spreadsheets.
Csernoch & Biro (2013)
A lot of decisions are being made on the basis of some bad numbers.
Ross (1996)
Despite overwhelming and unanimous evidence... companies have continued to ignore spreadsheet error risks.
Panko (2014)
Despite being staggeringly error prone, spreadsheets are a highly flexible programming environment.
Abreu, et al (2015)
94% of the 88 spreadsheets audited in 7 studies have contained errors.
Panko (2008)
Spreadsheet errors have resulted in huge financial losses.
Abraham & Erwig (2007)
Most large spreadsheets have dozens or even hundreds of errors.
Panko & Ordway (2005)
Spreadsheets are the most popular live programming environments, but they are also notoriously fault-prone.
Hermans & van der Storm (2015)
Spreadsheets... pose a greater threat to your business than almost anything you can imagine.
Howard (2005)
Errors in spreadsheets are as ubiquitous as spreadsheets themselves.
Colbenz (2005)
The results given by spreadsheets are often just wrong.
Sajaniemi (1998)
Spreadsheets are easy to use and very hard to check.
Chen & Chan (2000)
Spreadsheets are often hard, if not impossible, to understand.
Mireault & Gresham (2015)
Every study, without exception, has found error rates much higher than organizations would wish to tolerate.
Panko (1999)
Research on spreadsheet errors is substantial, compelling, and unanimous.
Panko (2015)
Your spreadsheets may be disasters in the making.
Caulkins, Morrison, & Weidemann (2006)
Spreadsheets are extraordinarily and unacceptably prone to error.
Dunn (2010)
Overconfidence is one of the most substantial causes of spreadsheet errors.
Sakal, et al (2015)
Spreadsheet errors... a great, often unrecognised, risk to corporate decision making & financial integrity.
Chadwick (2002)
...few incidents of spreadsheet errors are made public and these are usually not revealed by choice.
Kruck & Sheetz (2001)
People tend to believe their spreadsheets are more accurate than they really are.
Caulkins, Morrison, & Weidemann (2006)
60% of large companies feel 'Spreadsheet Hell' describes their reliance on spreadsheets.
Murphy (2007)
It is now widely accepted that errors in spreadsheets are both common and potentially dangerous.
Nixon & O'Hara (2010)
Spreadsheets are alarmingly error-prone to write.
Paine (2001)
Spreadsheet errors are still the rule rather than the exception.
Nixon & O'Hara (2010)
Spreadsheet errors are pervasive, stubborn, ubiquitous and complex.
Irons (2003)
Spreadsheets have a notoriously high number of faults.
Rust, et al (2006)
Most executives do not really check or verify the accuracy or validity of [their] spreadsheets...
Teo & Tan (1999)
The software that end users are creating... is riddled with errors.
Burnett & Myers (2014)
Spreadsheets can be viewed as a highly flexible programming environment for end users.
Abreu, et al (2015)
1% of all formulas in operational spreadsheets are in error.
Powell, Baker, & Lawson (2009)
It is irrational to expect large error-free spreadsheets.
Panko (2013)
The issue is not whether there is an error but how many errors there are and how serious they are.
Panko (2007)
The untested spreadsheet is as dangerous and untrustworthy as an untested program.
Price (2006)
Developing an error-free spreadsheet has been a problem since the beginning of end-user computing.
Mireault (2015)
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