most profitable products to sell The "fish-type duck tail" model partially overcomes the lift of the air when the car is traveling at high speed, but it does not fundamentally solve the problem of lift of the fish. After a lot of exploration and experimentation, the designer finally found a new type of model - wedge. This type of vehicle is to tilt the body forward downward, and the back of the body is as straight as a knife, which can effectively overcome lift. For a long time, the wine produced by this figure was mainly sold in the domestic market. But in recent years, the downturn in Brazil's domestic market has led to a shift in the direction of hong winemakers abroad. China, a big consumer of red wine, is a natural focus. Although Brazilian wines have a short time to enter China, the country's total exports to China reached nearly 200,000 bottles last year alone. China has become the second biggest export destination for Brazilian wines. Diego beto, he said, "we expect the amount of wine exports to China this year will be around 34% year-on-year growth, you can see in the Chinese market at least six wines from our brand. Miolo, for example, has opened seven stores in China. Our development in China is the fastest, and not only is the market open, but the consumption view of wine is rapidly emerging." To read more In his theory, money supply is controlled by the central bank and is an exogenous variable with no interest rate elasticity. At this point, monetary demand depends on people's psychological "liquidity preference". In the 1920s and 1930s, the great depression forced western economic theorists to reflect on the definition of the market. The final answer is completely laissez faire is not enough, the invisible hand sometimes does not exist, market failure, government should be on economic activity on the "total" intervention, so "macroeconomics" was born. Roosevelt also accepted Keynes's proposal to impose a "New Deal" on government intervention in the economy. It has now formed the world's most consensus-building government: fiscal policy, monetary policy, and, of course, none of these "new" policies.