Calculating Historical Volatility of Brazilian Real
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Questions and Answers

Before January 1999, what was the characteristic of the historical volatility for the Brazilian Real versus the U.S. dollar?

  • Very small (correct)
  • Unpredictable
  • Very high
  • Increasing steadily
  • What event occurred on January 13th, 1999, that likely impacted the historical volatility of the Brazilian Real?

  • Brazil introduced a new currency
  • There was a global economic downturn
  • Brazil abandoned the defense of the currency peg (correct)
  • The U.S. dollar gained value against the Euro
  • Which of the following methods for calculating volatility would be most affected by a sudden change in the currency's value?

  • 60 day equal weight (correct)
  • 250 day equal weight
  • RiskMetrics model with the daily decay factor l = 0.94
  • Simple moving average
  • What would be the most likely outcome of abandoning the defense of the currency peg?

    <p>The Brazilian Real would lose value</p> Signup and view all the answers

    Using the data from the close of business on January 13th, which method would have shown the greatest jump in measured historical volatility?

    <p>60 day equal weight</p> Signup and view all the answers

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