Automakers swap volume for profit with $100,000 luxury trucks

The US car business is grappling with a stubborn affordability problem, one that threatens to relegate more Americans to the used-car lot and leave automakers vulnerable to lower-priced rivals.

Lawmakers have framed the ​issue around partisan lines. US President Donald Trump and other Republicans blame environmental and safety regulations. Democrats blame Trump’s tariffs.

But a Reuters review of industry sales data found a more market-based reason: ‌Automakers are offering relatively few budget models...