Ghosn estimated, referencing a long-standing partnership that has been largely unwound. Speculation about a potential Honda and Nissan merger began earlier this month, and the two companies confirmed the official start of talks over a business ...

"It's not a pragmatic deal because frankly, the synergies between the two companies are difficult to find," Ghosn told Bloomberg.

The auto industry is abuzz with conversation about the confirmation that Nissan and Honda—and possibly Mitsubishi—are discussing a possible merger or partnership. Among those adding their voice to the discussion is former Nissan head Carlos Ghosn,