A business viability evaluation apparatus includes: a data management part that receives that a user enters a calculation process which is a process of calculating a value of an evaluation item for evaluating a business and a prerequisite which is an input value to the calculation process; and a business viability evaluation part that creates a value of the evaluation item in time series based on the calculation process and the prerequisite, displays the value of the evaluation item created in time series, receives that the user re-enters a changed prerequisite, re-creates a value of the evaluation item in time series based on the calculation process and the changed prerequisite, and displays the value of the evaluation item re-created in time series.
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