Whether a given star is circumpolar at the observer's latitude (Î¸) may be calculated in terms of the star's declination (Î´). The star is circumpolar if Î¸+Î´ is greater than +90Â° (observer in northern hemisphere), or Î¸+Î´ is less than â90Â° (observer in southern hemisphere).
Countervailing duties. Countervailing duties (CVDs), also known as anti-subsidy duties, are trade import duties imposed under World Trade Organization (WTO) rules to neutralize the negative effects of subsidies. They are imposed after an investigation finds that a foreign country subsidizes its exports, injuring domestic producers in the importing country.
Waiver Of Premium Rider. What is 'Waiver Of Premium Rider'. A waiver of premium rider is a clause in an insurance policy that waives the policyholder's obligation to pay any further premiums should he become seriously ill or disabled, so the waiver of premium allows people to benefit from an insurance policy, even when they cannot work.