It's not the price, it's the frequency: Miri Regev's reform will not help at all - voila! vehicle. Public transportation is a much more significant strategic resource than people tend to think.
Thanks to good public transportation, residents from the center can be made to move to live or work in the periphery. Successful bus and train services also reduce air pollution and the enormous congestion that is increasing on all Israeli roads. Even if public transportation in Israel is free for all populations, there will still not be an influx to it as efficiently and intelligently.