Getting more bang for your buck used to be the mantra of dollar store shoppers everywhere, but times are changing - and prices are rising. As consumers continue to contend with escalating prices for food, clothing and other items thanks to inflation, discount retail chains like dollar stores are rethinking their pricing strategies. Dollar Tree announced last month that it will be boosting prices to $1.25 for most of its products. And now Dollar General is looking to roll out more of its Popshelf stores, where most items cost $5 or less. Dollar General said Thursday that it anticipates nearly...