which may be obtained from other sources. For the comparison of prices there shall be taken into account the cost of transport to the Republic of Panama, including freight, insurance and handling, of the supplies and services which compete with Panamanian supplies and services. In the acquisition of goods in the Republic of Panama, preference shall be given to goods having a larger percentage of components of Panamanian origin. 2. Any regulations which maybe necessary to carry out this preference shall be agreed upon in the Coordinating Committee. ARTICLE X Telecommunications 1. The Republic of Panama, in the exercise of its sovereign power over telecommunications, authorizes the United States, for the duration of this Agreement, to use communications networks and communications-electronics installations within the Canal operating areas, and the radio frequencies authorized or in use, and transportable equipment in use, immediately prior to the entry into force of this Agreement and as may be necessary for its requirements, in order to accomplish the purposes of the management, operation and maintenance of the Canal, and as the two Parties may otherwise agree. The Coordinating Committee may adopt regulations to govern the use of such transportable equipment outside of such areas. 2. The Republic of Panama also authorizes the United States to use installations such as those described in the TIAS 10031