Canada's Brookfield Asset Management (<a href="https://money.tmx.com/quote/BAM" target="_blank">TSE:BAM.PF.F</a>) has offered to buy a majority stake in Neoen SA (<a href="http://live.euronext.com/en/product/equities/FR0011675362-XPAR" target="_blank">EPA:NEOEN</a>) in a deal that values the French renewable power producer’s equity at EUR 6.1 billion (USD 6.58bn).