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(57) Abstract: [PROBLEMS] To provide a polycarbonate polymer suitable as a binder resin for an electrophotographic photoreceptor, which is excellent in abrasion resistance, solvent solubility, stress crack resistance and the like and is suitable for wet molding. SOLUTION: The structural unit represented by the following general formula (A) and general formula (B) is contained, and the structural unit of the general formula (A) is 5 to 70.0 mol% in all structural units, and Intrinsic viscosity A copolycarbonate polymer having an [η] of 0.30 to 2.00 dl / g. Embedded image Embedded image |