It's Tuesday, July 21. Here are the top stories we're following today.
What to know about the Chinese AI model that's roiling markets and could threaten U.S. dominance
Chinese startup Moonshot AI Pte Ltd. last Friday released its Kimi K3 model, which it said is the world's largest open-weight model and outperforms the United States' most advanced AI offerings on certain benchmarks, signalling that cheaper and more efficient Chinese AI models are quickly catching up to those offered by U.S. companies such as OpenAI Group PBC and Anthropic PBC.
The two-stage TFSA and RRSP tax arbitrage savings strategy that works for fast-growth incomes
This strategy is based on the idea that registered retirement savings plan deductions are worth more when your income is enough to put you into a higher tax bracket, writes John De Goey.
Why you should notice the government is withholding money from your paycheques
Fiscal illusion occurs when governments structure taxation so people don't fully experience its cost, making future increases politically easier, writes Kim Moody.
When alleging cause for dismissal becomes an employer's costliest mistake
A fair without-cause termination, with proper notice or pay in lieu, is often far cheaper than a failed cause allegation followed by litigation, aggravated damages and legal fees.
New York draws more Canadian electricity as heat wave tests grid
New York on July 3 imported the most electricity from Canada since January 2025 as a strong heat wave drove electricity demand for the area, according to an analysis by the U.S. Energy Information Administration.