Also. . .

* Mergers and acquisitions rose 43% to a first-quarter record of $469 billion, fueled by deregulation, low interest rates, booming stock markets and increasing competition. The pace of corporate marriages increased from $328 billion in the year-ago period, according to a preliminary tally by Securities Data Co., of Newark, N.J.

* Republic Industries Inc. Chairman H. Wayne Huizenga received no salary or bonus last year, but was granted the right to buy 1.52 million shares of company stock, now worth an estimated $17.5 million.