The prosecution says she has a borderline personality disorder and her mental state is variable.

BBC: Bexleyheath stabbing: Nicola Edgington attacked women

The prosecution said she had borderline personality disorder and her mental state was variable, while the defence said she had no control of her mind.

BBC: Nicola Edgington

Consumers exercise their choices with the products that they buy, so consumption taxes are variable at the state and local levels.

FORBES: Forget The Feds, What's Your State's Plan To Prevent A Fall From Its OWN Fiscal Cliff?