AC Pharmaceutical Announced FDA Approval for a New Drug on October

question 77

Multiple Choice

A.C. Pharmaceutical announced FDA approval for a new drug on October 12. XY Drug Co. announced approval for its new drug on October 14. No other information was released that would affect returns over the period. What is the combined cumulative abnormal return for the five-day period commencing two days prior to the approval announcement date? Use the following data to answer this question. No trading occurred on October 15 and 16.
$\begin{array}{cccc}\text { Date } & \text { Market } & \text { AC Return } & \text { XY Return }\\ 10-\text {oct} & .20 \% & .108 & .00\% \\11-\text { oct } & .108 & .208 & -.10 \%\\12-\text { oct } & .008 & .608 &.30\% \\ 13-\text { oct } & -.108 & .408 &.20\% \\ 14-\text { oct } & -.208 & -.50 \% &.30\% \\17- \text {oct } & .10 \% & -.308 & -.10\% \\ 18-\text {oct } &- .10 \% & -.10\%& -.40\%\\\end{array}$

• A).6%
• B)1.0%
• C)1.2%
• D)1.4%
• E)1.6%

Identify the characteristics and functions of different blood cells (erythrocytes, leukocytes, platelets).

Recognize the importance of blood types and Rh factors in blood transfusions.

Identify the roles and responses of white blood cells in the immune system.

Understand mechanisms of blood coagulation and clot prevention.

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