As China grows wealthier, the nation’s banks are looking to lock in more of the expanding pool of high-end customers. One of the targeted groups is families with enough cash on hand to consider a college education abroad for their kids. Bank of Communications, China’s fifth largest bank by assets, is one of those banks and it is hoping it has found a way to get to the front of the class. It has teamed up with the Economist Intelligence Unit to create a guide for anxious parents looking for the right university for their son or daughter, rating key cities around the world not only for their educational standards but also on a range of other factors – like future employment prospects — to assess educational “bang for the buck.” Who is a sea turtle In Chinese culture, a “sea turtle” is a high-flying graduate of an overseas university, who has reaped the benefits of a top-rate global education and immersion in another culture, and is typically coveted by employ...