{"product_id":"9784641229020","title":"人口構造の変化と租税原則の再検討　租税法研究　第54号（2026）","description":"","brand":"有斐閣","offers":[{"title":"Default Title","offer_id":66555134542128,"sku":null,"price":3740.0,"currency_code":"JPY","in_stock":true}],"url":"https:\/\/www.maruzenjunkudo.co.jp\/products\/9784641229020","provider":"丸善ジュンク堂書店ネットストア","version":"1.0","type":"link"}