When thinking about a bad or happy event and predicting our future level of happiness, we tend to .

The correct answer is neglect all the other factors that will contribute to our future state of mind over time

In this sense, we can understand that it is easier to focus only on current events, and this is because it usually puts a lot of weight on what causes us harm and also on what causes us happiness, so it is difficult to measure all the other factors that may have an influence in our future. For example, when something bad happens we are always negative about the future because we design it so that we can only rely on that event of the moment.

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.