This excerpt is from a citizen in england in response to the colonial outrage toward the stamp act. what central argument of the american colonists against the stamp act is not understood by the writer?

The answer is: That it is not the amount of tax that is the problem but rather the fact that the colonists were not involved in passing the tax

After the colonists realize that they were not involved in passing the stamp tax, they fully aware that The British Government had no regard to their interest. The stamp act would massively cut down the colonists' income since the majority of their activities relied on paper.

This lead to the colonial outrage toward the stamp act. The overwhelming opposition given by the colonists lead to its repeal 1 year after it's implemented.