Some marketing experts believe that the overuse of coupons can damage a brand's image, while the use of which of the following can actually enhance a brand's image?

What are the two main purposes for which hybrid conjoint analysis models were developed?

What will be an ideal response?

In an unbalanced transportation problem, if supply exceeds demand, the shadow price for at least one of the supply constraints will be equal to ________

Fill in the blank with correct word.