Which is NOT a form of depreciation?

Julia is worried about the rising pollution levels in her city. She doesn't mind paying extra for goods and services that use sustainable processes to help control pollution. This is an example of ________ for pollution

A) declining demand B) nonexistent demand C) latent demand D) negative demand E) unwholesome demand

Which statement about the correlation coefficient, r, is true?

A) The calculation of r assumes that X and Y are metric variables whose distributions have the same shape. B) The correlation coefficient computed for a population is denoted by ?(rho). C) Data obtained by using rating scales with a small number of categories tends to deflate r. D) All of the statements are true.