hsbc profits This year, ms lagarde said there was a marked slowdown in activity and the UK's recent performance was disappointing because of the best performance of the global economy since the financial crisis. The ECB confirmed that it plans to slow its bond-buying efforts to 30 billion euros (22 billion pounds) by the end of September 2018, from January 2018. Data released by the American petroleum institute (API) showed that U.S. crude oil inventories fell 5.2 million barrels in the week ended Dec. 15, down from an expected 35.18 million barrels. Refinery inventories fell more than expected, while gasoline inventories rose, but were less than expected. The overall API data is good and good for oil prices. At present, about the nature of the enterprise. Western economists have different views. There is also some debate. Some western economists analyze the nature of the enterprise mainly from the perspective of transaction costs that coase emphasizes.