Was the last gupta ruler was candragupta maurya?

if you are talking about current time the answer is no

if you are talking about when the colonies were developing the answer is yes

john maynard keynes developed new economic theories in response to the : b) great depression of the 1930s. his theories are so important that they are known as "keynesianism". in his works he supports the idea of a government with deeper involvement and intervention to end the great depression.