India's housing market is likely to struggle throughout 2020 as sluggish demand and a weak economic outlook overpower recent government measures efforts to boost-activity, a-Reuters-poll of market experts found. House prices rose 5.7% on average in 2018, the weakest since comparable records began in 2010, and data available for last-year suggest a much weaker market despite a rapid-fire succession of interest-rate-cuts from the RBI.