Collisions between which pairs of objects is likely to be most nearly elastic?

Was “labor violence” inevitable and unavoidable? what factors played into causing much of the confrontation between unions and big buisness

The united states economy is one in which producers are generally free to produce what they want and consumers are free to purchase what they desire, so long as no laws are broken. at the same time, however, the government does regulate some aspects of the economy. the u. s. can best be described as which of the following a mixed economy b liberated economy c command economy d market economy

1u. s. history question! question: how did world war ii change the united states' position in world affairs? i need good explanation to support the answer otherwise i get docked points. real answers only ! you! : )