BRAZIL · BUSINESS

Key Facts

—The claim: Brazilian retailers say an online betting boom is pulling money away from shops, from clothing to supermarkets.

—The evidence: A retail-sector study found most online bettors said the habit had strained their income; many cut spending on clothes and groceries.

—The scale: Gambling has climbed to roughly 2.7 percent of household income, up from under one percent in 2018.