Tariffs Force Michaels Workers to Rejig Halloween Prices by Hand

In a sign of how US tariffs could be primed to unleash more pain on consumers, employees at arts and crafts retailer Michaels Cos. have been busy boosting prices on Halloween and fall items.

Workers have been instructed to black out existing prices with a marker for some fall and Halloween inventory and then place a sticker on the item with a higher price, according to a guide reviewed by Bloomberg News and people familiar with the situation who weren’t authorized to speak publicly on the matter.

This was an unusual move, according to the people. One said the hikes ...