Neutrophils are the most common type of white blood cell, comprising about 50-70% of all white blood cells. They are phagocytic, meaning that they can ingest other cells, though they do not survive the act. Neutrophils are the first immune cells to arrive at a site of infection, through a process known as chemotaxis.
One of the basic theories stipulates that increasing interest rates raise consumers' and manufacturers' costs, which, in turn, reduces the amount of time and money people spend driving. Less people on the road translates to less demand for oil, which can cause oil prices to drop.
souleles also notes that while today s oil and gasoline prices are high in nominal terms they are in real terms close to or even below their 1980s peak a dollar isn t worth as much today as it was 20 years ago he says oil prices have not risen as much as people think in real termsraditionally we think of an opec supply side shock where prices go up because supply is restricted but there s a large demand component today the u s and china have increased their demand for oil and that has bid up the price