A long-term investment classified as equity securities with controlling influence implies that the investor can exert a controlling influence over the investee. An investor who owns more than % of a company's voting stock has control over the investee.

50%

Explanation:

The Equity Securities with controlling influence refers to the long-term investment whereby the investor exert controlling influence over the investee. In such case, the investors own 50% or more of the voting stock.

On the other hand, the Equity securities with significant influence refers to the long-term investment whereby the investor exerts significant influence over the investee. In such case, the investors own 20% or more of the voting stocks but should be less than 50%.

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