The twenty principles for good spreadsheet practice aims to reduce the amount of time wasted and the number of errors.
We are conscious of very few of our errors. When people are confronted with their actual error rates, they are typically shocked.
Once information is loaded into a spreadsheet, it acquires properties that it may not deserve – a process called reification.
Research concludes unanimously that spreadsheet errors are both common and non-trivial. We must seek ways to reduce spreadsheet errors.
Spreadsheet audit and review procedures are an essential part of almost all City of London financial transactions.
Solver Max provides a collection of optimization model examples in Excel (using the Solver and OpenSolver add-ins) and Python.
Only a quarter of survey participants were satisfied with their spreadsheet testing. Their techniques are largely manual and lack formalism.
Incorrect use of Excel's NPV function is a common source of spreadsheet errors. We show several pitfalls and ways to avoid them.
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