Commonwealth Bank chief executive Matt Comyn flags an "uptick" in mortgage arrears and impairments as customers struggle with the higher cost of living. But Mr Comyn notes a "resilient" economy after the CBA posted an 8 percent fall in half year net profitn to $4.8 billion.

There's more evidence that rising pressures from aggressive interest rises are beginning to continuing to show up in the broader economy.

Consumers cutting back household budgets are also thinking twice when they walk past the electronics retailer JB Hi Fi where revenue and profit has dipped.

But that's not the full story.

The ABC's senior business correspondent Peter Ryan speaks with the JB Hi Fi boss Terry Smart.

It's another big week for Australia's economy with the impact of aggressive interest rate rises likes to show up in the official unemployment rate.

There'll also be a range of company results out this week that will provide a snapshot on the outlook for a slowing economy.

Reserve Bank governor Michele Bullock warns there "still some way to go" to meet the midpoint of the inflation target range of 2 to 3 per cent, adding that the bank has not ruled out another rise in interest rates, neither has it ruled it in. Ms Bullock told the House Economics Committee the Board "considered a range of scenario" before Tuesday's decision to leave the cash rate on hold at 4.35 per cent.

Reporter: Peter Ryan, Senior Business Correspondent

Featured: Michele Bullock, Reserve Bank governor

Robots in the home, smart kitchens, smart bathrooms, better healthcare and virtual reality becoming part of our lives.

That's the not-to-distant future for Australian households as the National Broadband Network embraces artificial intelligence and what will be massive demand for greater internet bandwidth.

The N-B-N Co's Stephen Rue concedes there are big ethical and moral hurdles to overcome but he predicts A-I will life changing, rivalling the introduction of the Internet and the I-phone.

Five years ago, the National Australia Bank was in deep damage control after losing both its chief executive Andrew Thorburn and chairman Ken Henry who were forced to resign after the banking royal commission.

The board of Australia's second biggest bank turned to banking veteran Ross McEwan to rescue the N-A-B and somehow restore it's smashed reputation.

Now Ross McEwan's time is up.

The 66 year old is retiring and making way for Andrew Irvine currently the head of the N-A-B's business bank.

The ABC's senior business correspondent Peter Ryan spoke to both bankers .. about scams, cheques and the future of cash .. but began with Ross McEwan about the early dark days after the Royal Commission.

Reserve Bank governor Michele Bullock delivered a largely jargon-free performance at yesterday's press conference while warning that interest rates might still rise if inflation flares up again. Economist Warren Hogan gives Michele Bullock five stars for heralding a new era of explaining complex rate decision to mortgage-stressed borrowers.

Reporter: Peter Ryan, Senior Business Correspondent

Featured: Warren Higan, economic adviser, Judo Bank

There's been a sharp reality check this morning about the likelihood of official interest rate cuts in the coming months.

The Paris based OECD, which is led for Australia's former finance minister Mathias Cormann, says central banks need to be cautious about slashing rates until there's firm evidence that inflation is under control.

The advice comes as Australia's Reserve Bank board prepares to reveal its rates decision this afternoon and possible signals about a timeline for rate cuts.

There's been a reality check about the likelihood of official interest rate cuts in the coming months. The Paris based OECD - which is led by Australia's former Finance Minister, Mathias Cormann - says central banks need to be cautious about slashing rates, until there's firm evidence that inflation is under control. The advice comes as Australia's Reserve Bank board prepares to reveal its rates decision.

Reporter: Peter Ryan, Senior Business Correspondent

Featured: Mathias Cormann, OECD secretary-general

It's a new era for the Reserve Bank today with longer two day meetings, fewer meetings over the year and even a press conference where governor Michele Bullock will be grilled by reporters.

But with fresh evidence that inflation is at last falling, borrowers have one big question.

Are rate hikes now over and could there even be rate cuts on the horizon?