Varicose veins usually show up in the legs and feet, because standing and walking increases the pressure on these veins. They look like bulging, bluish cords beneath the surface of your skin.Spider veins are similar to varicose veins, but they are smaller and closer to the surface of your skin.aricose veins usually show up in the legs and feet, because standing and walking increases the pressure on these veins. They look like bulging, bluish cords beneath the surface of your skin.
Decreases in aggregate demand may also occur when exchange rates between the currencies of different nations shift.
The second reason for the downward slope of the aggregate demand curve is Keynes's interest-rate effect. Recall that the quantity of money demanded is dependent upon the price level. That is, a high price level means that it takes a relatively large amount of currency to make purchases.