historic price of oil The social profit generated by enterprise activities is the addition of economic profit or the external economic effect of the activity. Companies may make significant monetary profits, but external economic effects often result in negative results, and substantial social profits may be minimal. Such as the industrial revolution, the mass production of the factory is low cost and price of product, but in order to earn maximum profit, factory owners and lower production costs, lead to the low wages of child labor, as well as improper handling industrial waste or contaminants and other social burden. Attract capital and people "Manufacturing companies with complex and lengthy international supply chains, such as the automotive industry, could also face significant challenges. These developments could also have a significant impact on productivity growth. " In the cloud and the traditional enterprise data center market, he says, have strong demand, DRAM in calculation of steady growth, mobile revenue hit record highs, and home automation, edge computing equipment, automated driving has increased and graphics. In 2017, the blockchain enters the public eye through bifurcation, CryptoKitties and ICO. Driven by investment opportunities and media attention, traditional businesses and consumers have begun to focus on the cryptocurrency and its underlying blockchain technology. Turning interest into creating equality - bubbles are a sign of market demand and represent a majority of people's expectations of financial returns. We should see it as an opportunity for development. But if we stop, we may continue to centralize wealth, repeat the traditional power structure and miss out on real opportunities.