What are some types of economic systems?

Are people more motivated to change from positive or negative experiences, like slavery, womens rights, and any other historical movements/moments? i need more factual information than opinions.

The ideas of hammond are most clearly an example of which of the following mid-19th century developments? (5 points) the increasingly liberal nature of slavery after the south enforced stronger slave codes the growing use by northern antislavery activists of moral arguments the increasing number of freed slaves in southern states as a result of gradual emancipation laws the growing tendency of southern slaveholders to use the paternal ethos to justify slavery

In the community, all world events have been forgotten.which historical event would be important to know in our society in the giver