Final answer:
When there is no principal market to determine fair value for investments, alternative methods such as the market approach, income approach, and cost approach can be used to estimate fair value.
Step-by-step explanation:
When determining the fair value measurement of an investment in Javier Inc. with no principal market, the fair value must be estimated using alternative methods. One commonly used method is the market approach, which involves using similar companies' stock prices in an active market to determine the fair value.
Another method is the income approach, which estimates the fair value based on the investment's future cash flows. Lastly, the cost approach can be used, which considers the cost to replace or reproduce the investment.