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