TransUnion：2026年营销衡量信任的真实成本：停滞的信心如何威胁绩效与预算报告（英文版）

Measurement confidence has stalled and fragmentation is the top barrier. Some 54.1% of marketers report no change to their measurement confidence YoY, and 14.3% say it’s declined. Siloed/incomplete data, cross-channel deduplication issues, and walled-garden reporting limits are the most cited challenges. 2. Internal trust impacts budgets. Some 60.2% say internal stakeholders question their metrics at least sometimes, and 28.6% have had 11%–20% of their budget reallocated or put at risk due to