Review the example from the lecture about Umbrella Inc and Sunscreen Inc. Both companies have 10% return
Fantastic news! We've Found the answer you've been seeking!
Question:
Review the example from the lecture about Umbrella Inc and Sunscreen Inc. Both companies have 10% return & 45% volatility and are perfectly negatively correlated. The risk of each stock (Sunscreen or Umbrella) by ITSELF is the its standard deviation, which is this example is 45%.
What is the measure of each stock's contribution to risk when held together in a portfolio?(Hint: the risk of a portfolio comprising equal proportions of Sunscreen & Umbrella is zero. Yet the risk of each stock by itself is 45%).
Posted Date: