Amazon’s estimated $500m investment in the food delivery company Deliveroo may be blocked after the competition watchdog ruled that the deal could lead to higher prices and lower quality services (The Times £). A UK regulator has warned of the risk that Amazon’s investment in Deliveroo will harm competition in the online food delivery and grocery markets and threatened a deeper probe into the deal (The Financial Times £). Amazon’s bid to buy a stake in takeaway firm Deliveroo is in doubt after the competition watchdog threatened to launch a full-scale investigation (The Daily Mail).

A multimillion-pound investment by Amazon in the UK takeaway delivery firm Deliveroo could leave customers, restaurants and grocers facing higher prices and lower quality services, British regulators have said (The Guardian). Amazon’s hefty investment in the online food courier Deliveroo raises serious competition concerns that may need an in-depth investigation, a competition watchdog has said (Sky News). The competition watchdog has said it may be forced to launch an in-depth investigation into Amazon’s plans to invest in food delivery firm Deliveroo (The BBC).

Majestic Wine is to kickstart store openings after the completion yesterday of the acquisition of the chain by Fortress Investment Group, of America, from Naked Wines for £95m. (The Times £)

The Times’ Tempus column looks at the shares of Marks & Spencer, advising investors to buy its shares as they represent an “inexpensive play on a recovering retailer that would shine again if its latest turnaround works”. (The Times £)

Pharmacists are calling for better regulation of products claiming to contain cannabis derivative CBD. (The BBC)

The Guardian looks at how Patisserie Valerie is ditching its trademark can-can dancer logo and revamping stores as the cake shop and cafe chain tries to rebuild its fortunes after one of the fastest and most dramatic collapses in recent corporate history. (The Guardian)

All 27,000 chickens at a farm in Suffolk will be culled after a strain of bird flu was detected. The H5 strain on the commercial farm near Athelington was identified as “low pathogenic avian flu”. (Sky News)

ThaiBev wants to spin off its brewery business in a Singapore initial public offering next year that could raise up to $2.5bn, but analysts think the move is a feint intended to seek a buyer for the company’s richly valued Vietnamese unit. (The Financial Times £)

Livestock production needs to reach its peak within the next decade in order to tackle the climate emergency, scientists have warned. (The Guardian)

Perfect Day, a California based vegan dairy start-up focused on microbial fermentation, has closed a $140m funding round led by Singapore’s Temasek. (The Financial Times £)

Investors in a controversial “burrito bond” offered by the Mexican food chain Chilango face a stark choice of swapping their debt for shares in the distressed company or losing 90% of its value. (The Financial Times £)