Malgorzata Gasperowicz, a researcher from the University of Calgary, shared the graph showing the alarming rising count of the Omicron BA2 sublineage in Europe. She said: "Next wave started in Europe.

This paper presents the problem of aggregation over individual agents as a basic identification problem inherent to interpreting relationships between averaged economic variables. The concept of a ...

We propose an estimation method for models of conditional moment restrictions, which contain finite dimensional unknown parameters (θ) and infinite dimensional unknown functions (h). Our proposal is ...

Australians have embraced the easing of restrictions – with phone data showing more movement than before. But medical experts fearing a second wave have urged us to take ‘baby steps’. Don't miss out ...