Azithromycin and Clarithromycin

question 69

Multiple Choice

Azithromycin and clarithromycin

• A)cause lysis of the bacterial cell wall.
• B)are not effective against anaerobes.
• C)have a higher incidence of adverse reactions than erythromycin.
• D)may be used as alternative antibiotics for the prophylaxis of endocarditis and prosthetic joint infections.

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Definitions:

Economies Of Scale

The property whereby long-run average total cost falls as the quantity of output increases.

Competition

The rivalry among sellers trying to achieve such goals as increasing profits, market share, and sales volume by varying the elements of the marketing mix: price, product, distribution, and promotion.

Business-stealing Externality

A situation where a new entrant in a market captures a portion of the incumbent firms' customers, causing economic losses to existing businesses.

Product-variety Externality

An economic effect where the variety of products available in the market impacts the welfare of consumers, often positively.