"The Coalition's $158 billion tax package will pass the Parliament today, delivering a decade-long flattening of the tax system and Prime Minister Scott Morrison a significant post-election victory....Following months of negotiations with the crossbench, Finance Minister Mathias Cormann secured the vote of Senator Lambie on Thursday, the last of four crossbench senators needed to pass legislation through Parliament." (Sydney Morning Herald, 2019). Critically evaluate the use of logrolling and lobbying within the Australian parliamentary system