Question

Especially for projects with long lives, estimation of revenues (or benefits), costs, and cash flows is a difficult task principally because of:

Answer 1

Uncertainty about future events
Estimating revenues (or benefits), costs, and cash flows is a challenging endeavor, especially for projects with lengthy lifespans, in large part due to uncertainty about the future.

The variability level of cash flow is referred to as the uncertainty of cash flow. On the one hand, it stands for the consistency and predictability of cash flow, but on the other, it also symbolizes the potential for future growth and improved performance of the company.
Due to changes in the macro aspect, the integrated force of the macroscopic environment and microcosmic environment, which affects cash flow, is primarily represented in economic uncertainty factors.
For more information about cash flow please refer to -brainly.com/question/14341220
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