If Markets Are Efficient, Stock Prices Go Up When There

question 33

True/False

If markets are efficient, stock prices go up when there is positive information about a company, and go down when there is negative information about the company.

Understand the classification and mechanisms of action of different antidepressants, including SSRIs, SNRIs, and tricyclics.

Recognize the biological treatments for depression, their methodologies, and outcomes, including ECT, deep brain stimulation, vagus nerve stimulation, and TMS.

Identify the side effects associated with different antidepressant medications.

Comprehend the role and efficacy of alternative treatments in managing depression, such as nutraceuticals and exercise.

---

Definitions:

Profit Margin

A financial metric indicating the percentage of revenue that exceeds the costs of goods sold, showing the profitability of a company or product.

DuPont Formula

A financial analysis method that breaks down return on equity into three components: profit margin, asset turnover, and financial leverage, to help understand a company's financial performance.

Operating Income

Earnings generated from a company's core business operations, excluding deductions of interest and taxes.

Return on Investment

A measure of the profitability and efficiency of an investment, calculated as the net profit of the investment divided by its initial cost.