Question: The statement that stock prices follow a random walk implies that A. successive price changes are positively related and successive price changes are negatively related

The statement that stock prices follow a random walk implies that

The statement that stock prices follow a random walk implies that A. successive price changes are positively related and successive price changes are negatively related B. successive price changes are negatively related C. successive price changes are independent of each other D. the autocorrelation coefficient is either +1 or -1

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