High PTH levels may be caused by: 1  A parathyroid gland growth (hyperplasia) or a parathyroid tumor. 2  A low level of calcium in the blood. A low blood calcium level can be caused by kidney disease, kidney failure, severe vitamin D deficiency, or an inability of the intestines to absorb calcium from food.
The equity multiplier is a financial leverage ratio that measures the amount of a firmâs assets that are financed by its shareholders by comparing total assets with total shareholderâs equity. In other words, the equity multiplier shows the percentage of assets that are financed or owed by the shareholders.
Economic leverage is volatility of equity divided by volatility of an unlevered investment in the same assets. To understand the differences, consider the following positions, all funded with $100 of cash equity: 1  Buy $100 of crude oil with money out of pocket.