What’s behind Spain’s GDP surge?

From the BBC World Service: The European Central Bank is expected to cut interest rates today to give a boost to the eurozone’s sluggish economy. As major economies like France, Germany and the United Kingdom struggle, Spain’s growth outstripped the eurozone last year. What’s the key to its success? Also, the artificial intelligence showdown continues as China’s tech giant Alibaba unveils its own AI chatbot. We’ll discuss.