The basic reasson for not thoughtfully choosing the most advantageous option was the Poles' widespread inferiority complex, the remedy for which was thought to be a West-aping backlash against the drabness of the preceding period.
The basing reason for totally ****** up economy is the simple fact that after communist rule there weren't no elite to take over Polish affairs. People able to do the job were ridiculed and set aside in favour of ex-communist officials and part of the so called opposition which benefited from so called transformational.