In a price system, changes in prices
a. make it difficult for the economy to function well.
b. signal to consumers that some goods are relatively more or less scarce.
c. imply that people have made mistakes in the past.
d. signal to policymakers what goods should and should not be taxed.

How could brian, who doesn't want his car insurance premiums to increase, show he poses a low risk to his insurance company? a: drive safely to avoid accidents and traffic citations b: wash and wax his car regularly to keep it clean c: allow unlicensed drivers to drive carelessly in his car d: incur driver's license points from breaking driving laws

Working with a word processor requires more than just a knowledge of typing. a good word processor includes a number of tools designed to aid in formatting documents to meet the needs of the reader. in this project you will use your word-processing skills and a basic knowledge of apa style to format a research paper. the skills you will need for this project include the following: adjusting line spacing (double-spacing) breaking text into pages (page break) centering text changing the font, style, and size of the text editing text inserting page numbers inserting a table using spell check

1. revising for conciseness - eliminating flabby expressions, limiting long lead-ins, and dropping unnecessary fillerstime is money in any business environment. people want information communicated quickly and clearly. to make your writing more concise and understandable, avoid flabby expressions, long lead-ins, and unnecessary fillers. your audience will appreciate your brevity.1. if your writing contains a flabby expression like in view of the fact that, replace it with the word because / although / probably .for each of the following two sentences, choose the best revision.2. i am sending you this letter to inform you that we have experienced an unexpected surprise within our expense sheet, but we are positively certain we will solve it.1) we need to inform you that we have experienced an unexpected surprise with our expense sheet, but we are midway to an end result.2) we have identified a problem with our expense sheet, but we will solve it.3) i am sending you this letter to inform you that we have a problem with our expense sheet, but we are positively certain we have a solution.3. it is the user who should contact the center.1) everyone knows that it is the user who should contact the center.2) the user should contact the center.3) if there is a problem, the user should contact the center. read the following passage, and then answer the question.[1] you scheduled seven conference calls for this morning between 10 and 11 a. m. [2] generally, the company limits the number of conference calls to three per hour. [3] i’m letting you know that in the future, we should be more careful about scheduling.4. which revision limits the long lead-in in sentence 3? 1) in the future, we should be more careful about scheduling.2) i’m letting you know so that in the future we are more careful about scheduling calls.3) so that you know in the future, we should be more careful about scheduling.