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