What is a commonality that hospitality and tourism businesses share in terms of structures or challenges? They must all spend the same on advertising and promotions.
They must set prices in a similar financial range.
They must create a pleasing atmosphere.
They must offer services in the same three languages.

Why is it economically necessary for the east germans to build berlin wall

Read the aphorisms. be slow in choosing a friend, slower in changing. an open foe may prove a curse; but a pretended friend is worse. a true friend is the best possession. according to these aphorisms from benjamin franklin's poor richard's almanack, what might happen if a person is careless in choosing a friend? it is best not to have friends because they will usually betray you. casual friends are often the best and can be more trusted than enemies. a person who has betrayed you can sometimes become a good friend. a friend who is not carefully chosen can be worse than an enemy.

Give an example of a situation in which an individual's pursuit of economic self-interest may not benefit but instead harm the rest of society