So why prostitution is illegal?

People in charge of making laws are unwilling to offer honest and logical explanation, all they say "prostitution is amoral". They refuse to expose the real reasons behind making prostitution illegal.

Same way they are unwilling to explain why drugs are illegal, using the same "amoral" hand waving.

>>1
Uncontrolled spread of STDs and infectious diseases, mafia/organized crime power, human trafficking and kidnapping encouragements, debasement of human relations with sex acts being viewed as material goods(without emotional connection, causes psychological problems and resentment of active party).