An interactive doll is disclosed having one or more sensors contained therein. A core formation photosensitive resin layer is formed on a surface of an under-cladding layer, and then exposed in a predetermined pattern. The cover can then be folded along a booklet cover fold line to completely contain the folded booklet pages. An investment is processed based on events occurring during the life of the investment for each accounting method to provide for accurate financial reporting in accordance with the one or more accounting methods, such as GAAP, SAP, and Tax accounting.