The new industries are brainy industries and so-called knowledge workers tend to like to be near other people who are the same. Think of the City of Hollywood. People cluster. This means you have winning regions such as London and Cambridge and losing regions. The people who want to be top lawyers in Sunderland are hoovered up by London.
Poetry is that art which selects and arranges the symbols of thought in such a manner as to excite the imagination the most powerfully and delightfully.