The underlying assumption that Republican administrations are generally good for business is about to be tested, as the White House begins issuing a wave of executive orders, and the threat of unprecedented tariffs loom. Against this backdrop, all three segments in the Wireless Watch tracker have increased, this week. In the high-level view, the Vendors segment has grown the most – up 3.84%. Notably, the Indexes have performed well, growing 2.92%, with the Operators up 1.20%. There were only two declines in the Vendors segment this week. Apple was down 1.89%, after market share reports showed a decline in Chinese iPhone shipments, and Dell was down 0.48%, still steadying the ship after its PC rebranding exercise at CES. As for…