The truth is that relative income is not directly related to happiness. Nonpartisan social-survey data clearly show that the big driver of happiness is earned success: a person's belief that he has created value in his life or the life of others.
Hardboiled crime fiction came of age in 'Black Mask' magazine during the Twenties and Thirties. Writers like Dashiell Hammett and Raymond Chandler learnt their craft and developed a distinct literary style and attitude toward the modern world.