In Practice, You May Want to Use the OLS Estimator

question 11

Multiple Choice

In practice, you may want to use the OLS estimator instead of the WLS because

• A)heteroskedasticity is seldom a realistic problem
• B)OLS is easier to calculate
• C)heteroskedasticity robust standard errors can be calculated
• D)the functional form of the conditional variance function is rarely known

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Definitions:

Primary Package

The packaging the consumer uses, such as the toothpaste tube, from which he or she typically seeks convenience in terms of storage, use, and consumption.

Private-label

Products that are manufactured by one company for sale under another company's brand, typically a retailer's brand.

Repositioned

The strategic process of changing the market position of a product, brand, or company, often involving adjustments in marketing, messaging, or target audience.

Oval Packaging

A type of product packaging that has an oval shape, often used to differentiate products on shelves and to give a distinctive aesthetic.