O.C. EXPORTS: First there was Milan Panic,...

O.C. EXPORTS: First there was Milan Panic, who left ICN Pharmaceuticals in Costa Mesa to become Yugoslavia’s prime minister. . . . Now, a UCI political scientist is among four candidates to be Estonia’s first popularly elected president. Prof. Rein Taagepera, 59, above, who is on leave, helped draft a new constitution and got 15,000 signatures to make the Sept. 20 ballot, 5,000 more than needed. Says his wife, UCI chemist Mare Taagepera: “It hasn’t really sunk in yet.”