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Given the following stock prices over six consecutive days: Day 1: $150 Day 2: $155 Day 3: $152 Day 4: $160 Day 5: $165 Day 6: $170 Calculate the population deviation of the log-returns of the stock prices.  (Recall, option traders assume 252 daily in a year.)

Piaget’s term for the knowledge that an object exists even when it is out of sight is               .

A trader creates a bear spread by buying a put option with a strike price of $100 for a price of $11 and selling a put option with a strike price of $90 for a price of $9. What is the maximum loss from this bear spread?

A secure attachment in a child is associated with                 in the future.

According to Piaget, the ability to understand that simply changing the appearance of an object does not change the object’s amount is known as               .

Investors are convinced that, next year, the price of oil will either go up or down; they disagree on the volatility of the price. The current spot price of oil is $67.00 and volatility will either be high or low. If volatility is high, the price will either increase or decrease by $16.25. If volatility is low, the price will either increase or decrease by $6.50. If the increase or decrease in the price of oil can occur with equal probability, how much more is an at-the-money put expected to (gross) payoff when volatility is high rather than low?

Investors are convinced that, next year, the price of a stock will either go up or down; they disagree on the volatility of the price. The current spot price is $70.00 and volatility will either be high or low. If volatility is high, the price will either increase or decrease by $20.75. If volatility is low, the price will either increase or decrease by $5.00. If the increase or decrease in the price can occur with equal probability, how much more is an at-the-money put expected to (gross) payoff when volatility is high rather than low?

A trader sells a put option with a strike price of $40. The premium received for the option is $3. If the stock price at expiration is $30, what is the net payoff?

Jules is participating in the Strange Situation experiment. When his mother returns, he freezes, and then behaves erratically. In fact, he runs away from his mother. What kind of attachment is this? 

Which of the following is bearish on price and bearish on volatility?