Listed in just three days later, the stock has jumped 2000%, on December 18, only half a day, that day rose more than 400%, volume of more than 5 million shares, accounting for half of the total outstanding shares, by two days in a row, its market value has reached $5 billion, due to the large period of time to rise too fast, Long Fin trigger circuit breakers exchanges for many times. Mooney and si prowse in its around the main accounting principles for enterprises ", not only emphasize to determine profits in a timely manner, and emphasizes the necessary through division operating earnings, the gains and the impact of price changes, to improve the comparability of financial statements and understandability. In the latest "near-term energy outlook," the U.S. energy information administration (EIA) said that in November, conventional gasoline retail prices in the United States averaged $2.56 a gallon, up about 6 cents a gallon on a month-on-month basis. The data initially showed that crude prices were rising. Meanwhile, the U.S. energy information administration (EIA) forecasts that conventional gasoline retail prices in the U.S. will hit $2.59 a gallon this month, up 34 cents a gallon from the previous year. The U.S. energy information agency expects the average U.S. retail price to be at $2.51 a gallon by 2018. 7. Efficiency. The efficiency of the plan mainly refers to the time and economy.