Despite being staggeringly error prone, spreadsheets are a highly flexible programming environment.
Abreu, et al (2015)
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)
Spreadsheet errors have resulted in huge financial losses.
Abraham & Erwig (2007)
Spreadsheets are often hard, if not impossible, to understand.
Mireault & Gresham (2015)
Programmers exhibit unwarranted confidence in the correctness of their spreadsheets.
Krishna, et al (2001)
Most executives do not really check or verify the accuracy or validity of [their] spreadsheets...
Teo & Tan (1999)
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 overwhelming and unanimous evidence... companies have continued to ignore spreadsheet error risks.
Panko (2014)
Spreadsheets can be viewed as a highly flexible programming environment for end users.
Abreu, et al (2015)
The issue is not whether there is an error but how many errors there are and how serious they are.
Panko (2007)
Overconfidence is one of the most substantial causes of spreadsheet errors.
Sakal, et al (2015)
Developing an error-free spreadsheet has been a problem since the beginning of end-user computing.
Mireault (2015)
60% of large companies feel 'Spreadsheet Hell' describes their reliance on spreadsheets.
Murphy (2007)
Spreadsheet errors are pervasive, stubborn, ubiquitous and complex.
Irons (2003)
Spreadsheets have a notoriously high number of faults.
Rust, et al (2006)
Spreadsheets are extraordinarily and unacceptably prone to error.
Dunn (2010)
Spreadsheet shortcomings can significantly hamper an organization's business operation.
Reschenhofer & Matthes (2015)
Spreadsheets are alarmingly error-prone to write.
Paine (2001)
Spreadsheet errors are still the rule rather than the exception.
Nixon & O'Hara (2010)
Studies have shown that there is a high incidence of errors in spreadsheets.
Csernoch & Biro (2013)
Most large spreadsheets have dozens or even hundreds of errors.
Panko & Ordway (2005)
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)
Errors in spreadsheets are as ubiquitous as spreadsheets themselves.
Colbenz (2005)
Spreadsheet errors... a great, often unrecognised, risk to corporate decision making & financial integrity.
Chadwick (2002)
Even obvious, elementary errors in very simple, clearly documented spreadsheets are... difficult to find.
Galletta, et al (1993)
People tend to believe their spreadsheets are more accurate than they really are.
Caulkins, Morrison, & Weidemann (2006)
94% of the 88 spreadsheets audited in 7 studies have contained errors.
Panko (2008)
Research on spreadsheet errors is substantial, compelling, and unanimous.
Panko (2015)
Spreadsheets contain errors at an alarmingly high rate.
Abraham, et al (2005)
A lot of decisions are being made on the basis of some bad numbers.
Ross (1996)
It is irrational to expect large error-free spreadsheets.
Panko (2013)
Spreadsheets are the most popular live programming environments, but they are also notoriously fault-prone.
Hermans & van der Storm (2015)
The software that end users are creating... is riddled with errors.
Burnett & Myers (2014)
Your spreadsheets may be disasters in the making.
Caulkins, Morrison, & Weidemann (2006)
1% of all formulas in operational spreadsheets are in error.
Powell, Baker, & Lawson (2009)
...few incidents of spreadsheet errors are made public and these are usually not revealed by choice.
Kruck & Sheetz (2001)
Never assume a spreadsheet is right, even your own.
Raffensperger (2001)
The quality and reliability of spreadsheets is known to be poor.
Bishop & McDaid (2007)
Spreadsheets are dangerous to their authors and others.
Durusau & Hunting (2015)
Every study that has looked for errors has found them... in considerable abundance.
Panko & Halverson (1996)
Spreadsheets are commonly used and commonly flawed.
Caulkins, Morrison, & Weidemann (2008)
Untested spreadsheets are riddled with errors.
Miller (2005)
The untested spreadsheet is as dangerous and untrustworthy as an untested program.
Price (2006)
Spreadsheets are notoriously error-prone.
Cunha, et al (2011)
Spreadsheets are easy to use and very hard to check.
Chen & Chan (2000)
It is now widely accepted that errors in spreadsheets are both common and potentially dangerous.
Nixon & O'Hara (2010)
A significant proportion of spreadsheets have severe quality problems.
Ayalew (2007)

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