The practice of refusing mortgages for houses in poor and minoritiy neghborhoods is called:

Red lining

Explanation:

Red lining - it is term used in united state for refusal of service to the specific community or neighborhoods on the basis of racial discrimination by any false mean.

The one main source of redlining is the bank institution that refuse or raise the mortgages to the neighborhoods of certain composition.

answer; i believe its called ; checks   and balances;

for many centuries there were important factors which the economies of the muslim empires developed increasingly. they applied economic procedures in production, investment, finance, taxation and property. they used to tax certain goods (for example: harvest), they charged interest on money lent, they signed contracts with merchants; they relied on a common currency, and they used checks as well as promissory notes. with the money collected by means of taxation, the government provided the needy with an income. in addition, trading networks covered huge distances, so far regions started to have contact and exchange goods. this trade network covered areas of asia, africa and europe.