Jim Cramer says the reason this market is so hard to deal with is that it doesn't know how to calculate an event -- even when everyone saw it coming.

Jim Cramer highlights Royal Caribbean, Carnival, Microsoft, CONSOL Energy, Shopify, National Grid, Ventas, Energy Transfer Partners.

Jim Cramer says this decline seems sobering and rational, but investors need to be cautious before they commit any big chunks of cash to this market.

A stronger dollar put pressure on oil early Friday morning, sending the commodity temporarily off record gains hit earlier in the week, and analysts are fearful price volatility such as this will be the theme of 2018.

The Trump administration's move to take formal steps to unravel the Clean Power Plan will do little to move the needle for the energy and utilities companies it affects, at least in the near-term.

Be ready.

Here are the issues.

Protesters from the United Mine Workers demanded Consol Energy adhere to benefit promises it made to employees.

David Einhorn is going all-in on General Motors.

Home Depot closed out a busy week by naming CEO Ted Decker as chairman, unveiling a new $15 billion buyback and declaring a $1.90 per share dividend.

"Although we're confident in our ability to perform well in a range of market scenarios, we're mindful of the current macroeconomic trends," said CEO Gary Dickerson.

Deere's third quarter profits "reflected higher costs and production inefficiencies driven by the difficult supply-chain situation," said CEO John May.