市場調査のための再帰的ニッチ分解

{ "industry": "", "region": "", "tree": { "level": "Macro", "name": "...", "market_valuation": "$X", "top_players": [ { "name": "Company A", "type": "Incumbent", "focus": "Broad" }, { "name": "Company B", "type": "Incumbent", "focus": "Broad" } ], "children": [ { "level": "Sub-Niche/Micro", "name": "...", "narrowing_variable": "...", "mar...