Efficacy is getting matters. it's far the potential to produce a desired amount of the desired effect or fulfillment in attaining a given intention. efficiency is doing things in the maximum low-priced manner. it's far the ratio of the output to the inputs of any device (appropriate input to output ratio).
Efficacy and effectiveness are close enough which means that they're regularly used interchangeably in contexts. however, effectiveness is regularly extra especially used inside the context of the way something accomplishes an assignment while efficacy conveys the quantity to which something accomplishes its task in any respect.
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The Iron Curtain was a problem because it blockaded access to East Berlin and prevented the free flow of Germans across the borders between East and West Germany. More broadly it prevented the movement of ideas and peoples across this artificially created boundary. And more importantly than that it signified the dividing line of the Cold War between Western Europe and the United States and the Soviet Union which had a major impact on fomenting mistrust and conflict.
The claim should be in the first paragraph/introduction
Hoover built the FBI into a larger crime-fighting agency than it was at its inception and instituted a number of modernizations to police technology, such as a centralized fingerprint file and forensic laboratories.
