Question: what type of economic system does madagascar have
[{'answer': 'a market economy', 'provenance': [{'wikipedia_id': '50878', 'title': 'Economy of Madagascar', 'start_paragraph_id': 1, 'start_character': 29, 'end_paragraph_id': 1, 'end_character': 45, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '50878', 'title': 'Economy of Madagascar', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 1025, 'bleu_score': 0.986797956037998, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17946902632705013372}, 'section': 'Section::::Abstract.'}]}]