List of Articles Key words: Value Added Open Access Article Abstract Page Full-Text 1 - Asymmetric effects of changes in liquidity volume on the added value of transportation, warehousing and communication مهناز حاله کامبیز هژبرکیانی فرید عسگری محمدصادق علیپور Open Access Article Abstract Page Full-Text 2 - Identifying Propellant Regions and Activities in Generating Potential VAT Capacity afsaneh sherkat aliasghar banouei esfandiar jahangard ali nasiri aghdam 10.30495/eco.2022.1943985.2588