So much shopping, so little time, so many euros! While there are ways to cut corners on your Parisian vacation, there’s no denying that a visit to the City of Light can be tough on your wallet. All the same, you’ll want to go home with some small treasures, preferably ones that won’t require an advance on your credit card. And with the airlines increasingly cutting back on luggage allowances, something light in weight makes perfect sense as well. Here are a few ideas for unforgettable Parisian souvenirs (gifts for a friend or for yourself!) that are both light on your wallet and on your...