Nigeria, April 15 -- This report is from today's TNC's Daily Open, our international markets update. TNC Daily Open keeps investors informed on everything they need to know, no matter where they are.

Markets experience cautious optimism-or at least what passes for "optimism" in such strange times-when there are no significant tariff developments from the administration of U.S. President Donald Trump. Following the announcement late Friday of a last-minute exemption for electronics from so-called reciprocal tariffs, there remained leeway for markets to make cautious upward advances on Monday.

White House representatives continue to promote Trump's economic philosophy on major television networks. The most recent to do so is Kevin Hassett...