Question: nobel prize for economics was instituted by who
[{'answer': 'Swedish National Bank'}, {'provenance': [{'wikipedia_id': '23535306', 'title': 'Nobel Memorial Prize in Economic Sciences', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 469, 'bleu_score': 0.679092319357357, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12357657115294422895}, 'section': 'Section::::Abstract.'}]}]