Use the table for the question(s)below.
Consider the following returns: 
-Calculate the covariance between Stock Y's and Stock Z's returns.
Definitions:
Allen Ginsberg
An influential American poet and writer, best known for his role in the Beat Generation and his landmark poem "Howl," which addressed issues of sexual repression, freedom, and societal constraints.
Howl
A poem written by Allen Ginsberg in 1955, known for its controversial discussion of homosexuality and critique of capitalism and conformity in the post-war United States.
Conformism
The behavior of aligning with group norms, values, and expectations, often at the expense of individuality or personal opinions.
UN Charter
A foundational treaty that established the United Nations in 1945 to promote international cooperation and to achieve peace and security.
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