New indicator accelerates economic development by replacing traditional investment methods.
The article discusses how to choose the best type of fixed assets for investments. It looks at different options that have similar functions but vary in price, durability, and effects. The author introduces a new indicator called the "speed index of unit value increase" (IS) as an alternative to traditional methods like NPV and IRR. By using IS instead of NPV and IRR, the economy can develop faster, as shown in numerical examples.