Oil industry ad blitz to preserve billions in tax subsidies

Not a free market...and not a level playing field. Check recent reports such as this one.
"Oil production tax breaks, many resulting from archaic acts to promote oil exploration, save the industry about $4 billion per year, according to government reports. Capital investments such as oil-field leases and drilling equipment see a levy of 9 percent, while other industries see an overall tax of 25 percent."