Recall when Apple, a major player in the tech industry, announced a surge in its quarterly profits.

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Question:

Recall when Apple, a major player in the tech industry, announced a surge in its quarterly profits. Following this, several tech companies saw fluctuations in their stock prices. Would you expect an earnings announcement by one firm within an industry, such as Apple's, to impact the share prices of other firms in the same industry, like Samsung or Google? Why or why not