SomeoneSomewhere:
This may be a stupid question, but what on earth are you actually trying to achieve?
Intrinsic sense of fairness even if everyone ends up worse off, but at least it's "fair"?
Lower costs for car users?
You're sick of watching bikes pass you in traffic and want revenge?
If everyone cycled, everyone would end up paying perhaps $2K extra in taxes each year. because the need for roads will NOT go away.