TY - GEN AU - Sancho Bosch, Diego AU - Huergo Orejas, Elena PY - 2025 SN - 2341-2356 UR - https://hdl.handle.net/20.500.14352/129304 AB - This paper examines how the level of public R&D subsidies and firm size jointly influence firms’ net R&D investment. Using data on Spanish manufacturing firms from 2008 to 2018, we estimate parametric and non-parametric dose–response functions after... LA - eng KW - R&D support KW - Policy evaluation KW - Dose-response KW - Entropy balancing TI - When more is not better: heterogeneous dose–response effects of R&D subsidies by firm size TY - working paper ER -