Many ballots could not be read by the machine.
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The United States is the world's single largest importer and exporter of goods and services, and the largest exporter and importer of business services . It accounts for 14 percent of global goods imports and 9 percent of global services imports. about 16 percent of global GDP in 2015.
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David is the correct answer
Answer: Deflation occurred periodically in the U.S. during the 19th century (the most important exception was during the Civil War). This deflation was at times caused by technological progress that created significant economic growth, but at other times it was triggered by financial crises — notably the Panic of 1837 which caused deflation through 1844, and the Panic of 1873 which triggered the Long Depression that lasted until 1879.
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