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