In a economy, a central authority determines who buys goods and services. in a economy, price determines who buys these products.

Write about a scientist and present information including a short biography, contribution,their scientific achievements and contribution to science

He leaned his head against the wall; his eyes were shut, his hands clasped in each other, and his body seemed to be sustained in an upright position merely by the cellar-door against which he rested his left shoulder. the lethargy into which he was sunk seemed scarcely interrupted by my feeling his hand and his forehead. his throbbing temples and burning skin indicated a fever . . there was only one circumstance that hindered me from forming an immediate determination in what manner this person should be treated. my family consisted of my wife and a young child. our servant-maid had been seized, three days before, by the reigning malady, and, at her own request, had been conveyed to the hospital. we ourselves enjoyed good health, and were hopeful of escaping with our lives. our measures for this end had been cautiously taken and carefully adhered to. they did not consist in avoiding the receptacles of infection, for my office required me to go daily into the midst of them; nor in filling the house with the exhalations of gunpowder, vinegar, or tar. they consisted in cleanliness, reasonable exercise, and wholesome diet. who is the story’s first-person narrator

Read the excerpt from ernest hemingway’s “soldier's home.” his father was in the real estate business and always wanted the car to be at his command when he required it to take clients out into the country to show them a piece of farm property. the car always stood outside the first national bank building where his father had an office on the second floor. now, after the war, it was still the same car. nothing was changed in the town except that the young girls had grown up. how does hemingway’s description of the town as unchanged impact the readers’ perception of krebs? it emphasizes that while the town has remained the same, krebs has changed. it illustrates that krebs despises the town he grew up in because it is boring. it demonstrates that krebs views himself as similar to the other soldiers from his town. it reveals that krebs is jealous of those who were able to stay in town and avoid the war.