Reading your source, it seems the bureaucratic limitation was their #1; then comes politics. "Pfizer declined the R&D funding in order to "liberate" scientists

Reading your source, it seems the bureaucratic limitation was their #1; then comes politics. "Pfizer declined the R&D funding in order to "liberate" scientists from bureaucratic limitations as they worked to develop a COVID-19 vaccine, the pharmaceutical company's CEO, Dr. Albert Bourla, said in a September interview with CBS News' Margaret Brennan."