The worlds biggest economy. Also, the very latest on the markets. Bitcoin took a bit of a hammering overnight. Elsewhere, spanish stocks weighing down, banks leading the charge lower after separatists claimed the narrow victory. And well be getting the inside track with our Business Editor, simon jack. Taking a look back on a week in which the Oil Giant Shell faces major allegations of corruption. And, first we had the plastic bag charge, but how about the plastic bottle charge . Mps are calling for a introduction of a deposit scheme in an attempt to protect the seas from plastic pollution. What do you think . Just use the hashtag bbcbizlive. Hello, and welcome to business live. We start in the spanish region of catalonia, where separatists have won a crucial election victory in a poll that Prime Minister Mariano Rajoy had hoped would see off the crisis. Instead, it has made it worse, plunging one of europes biggest economies into further uncertainty. Catalonia is hugely important for