Out of total revenue collected,89% had to be given to the British. Still, the zamindars benefited more from the system. Why

dylan has written many enduring songs and he has received several awards for his musical achievement;  

any written work with artistic value can be considered literature; especially if such work is publicly recognized, and has had importance and endurance among people; whether is poetry or fiction or drama or even criticism, since it's the transcendence and representation of a culture, language or people in a period of time to more people, using letters (words), regardless the subject.

the nobel prize in literature is given to authors from any country based on a body of work as a whole that inspires and nurses the life of humanity.  

and the work of bob dylan matches that description, therefore is well deserved since he'd created new poetic expressions within the american song tradition, that has inspired and influenced the lives of many people, not only withing the united stated but worldwide as well.

the sugar act, also known as the american revenue act, was a revenue-raising act passed by the british parliament of great britain in april of 1764. the earlier molasses act of 1733, which had imposed a tax of six pence per gallon of molasses, had never been effectively collected due to colonial resistance and evasion.