How is an investor's equity method investment reported on the income statement?

When an investor holds a significant influence over an investee, typically indicated by a 20% to 50% ownership stake, the equity method is utilized for accounting for the investment. Under this method, the investor recognizes their share of the investee's earnings in their own income statement. This is reflected as an increase in the investor's investment in the investee and is also reported as part of the investment income on the investor's financial statements.

Therefore, the correct reporting of an investor's equity method investment on the income statement focuses on the equity share of the investee’s earnings, not the total revenue generated by the investee or any other financial activities. The investor's share of earnings effectively reflects the performance of the investee and provides insights into the investor’s financial results stemming from that specific investment.

The other options do not represent the nature of the equity method. Total revenue from the investee would be misleading, as it might suggest full revenue figures without accounting for the share of earnings that the investor has a right to receive. Amortization of non-controllable interest and loan interest also do not pertain to the nature of equity investments since these relate more to financial liabilities rather than equity shareholdings. Thus, recognizing the investor's