Preferred Marketing Associates Co. v. Hawkeye National Life Insurance Co.

McGIVERIN, Chief Justice.

Plaintiff Preferred Marketing Associates Co. (PMA) is an independent insurance agency which represented defendant Hawkeye National Life Insurance Co. (Hawkeye). In June 1984, Hawkeye terminated its contracts with PMA and certain individuals connected with PMA. In July 1986, PMA filed this law action, essentially alleging that Hawkeye had breached its contract with PMA and had tortiously interfered with PMA’s business.

The matter proceeded to trial. Over Hawkeye’s objection, the district court allowed an expert witness to testify regarding calculation of PMA’s damages,…