As we enter the final days of the 2024 election cycle, the presidential campaigns are making their final pitches to voters. Former president Donald Trump’s latest tax proposal sounds like good politics, but it also suggests no deeper economic message than wanting to get elected. “We will make interest on car loans fully deductible,” Trump said in a speech to the Detroit Economic Club on Thursday. “This will stimulate massive domestic auto production and make car ownership dramatically more affordable for millions and millions of working American families.” According to CNBC’s Elizabeth Gravier…