He complained the current method of measuring audience figures did not take into account alternatives to live viewing, such as video on demand.

BBC: James Van Der Beek blasts TV ratings system

Consider also that alternatives currently account for only about 10% of U.S. electrical power production (half of that from hydro).

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The one CPI uses takes into account that when prices rise, some people will switch to lower priced alternatives.

BBC: Q&A: Inflation explained

Moreover, managers say that they saw a pickup in separate-account money from pension funds and other institutional investors looking for high-yielding alternatives.

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This innovative approach takes into account the need for a safer and more positive youth environment in which concrete alternatives to violence are made available.

UNESCO: Social and Human Sciences