For other uses, see Competition. Competitiveness pertains to the ability and performance of a firm, sub-sector or country to sell and supply goods and services in a given market, in relation to the ability and performance of other firms, sub-sectors or countries in the same market. 1 Firm competitiveness.
What causes hyponatremia (low blood sodium)? A low sodium level in the blood may result from excess water or fluid in the body, diluting the normal amount of sodium so that the concentration appears low.
Low levels of sodium in your urine may indicate kidney problems or hyponatremia. Hyponatremia means you have low levels of sodium in your blood. Symptoms include: 1  fatigue. 2  nausea and vomiting. 3  headache. 4  loss of appetite.5  confusion or disorientation.6  hallucinations.he amount of sodium in your urine can help your doctor look for sodium imbalances in your body. It can be used to further understand abnormal values on an electrolyte blood test for sodium. It can help determine if your kidneys are working properly.